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Books > Earth & environment > The environment > Applied ecology > Biodiversity

What's So Good About Biodiversity? - A Call for Better Reasoning About Nature's Value (Paperback, 2012 ed.): Donald... What's So Good About Biodiversity? - A Call for Better Reasoning About Nature's Value (Paperback, 2012 ed.)
Donald S. Maier
R7,736 Discovery Miles 77 360 Ships in 18 - 22 working days

There has been a deluge of material on biodiversity, starting from a trickle back in the mid-1980's. However, this book is entirely unique in its treatment of the topic. It is unique in its meticulously crafted, scientifically informed, philosophical examination of the norms and values that are at the heart of discussions about biodiversity. And it is unique in its point of view, which is the first to comprehensively challenge prevailing views about biodiversity and its value. According to those dominant views, biodiversity is an extremely good thing - so good that it has become the emblem of natural value. The book's broader purpose is to use biodiversity as a lens through which to view the nature of natural value. It first examines, on their own terms, the arguments for why biodiversity is supposed to be a good thing. This discussion cuts a very broad and detailed swath through the scientific, economic, and environmental literature. It finds all these arguments to be seriously wanting. Worse, these arguments appear to have consequences that should dismay and perplex most environmentalists. The book then turns to a deeper analysis of these failures and suggests that they result from posing value questions from within a framework that is inappropriate for nature's value. It concludes with a novel suggestion for framing natural value. This new proposal avoids the pitfalls of the ones that prevail in the promotion of biodiversity. And it exposes the goals of conservation biology, restoration biology, and the world's largest conservation organizations as badly ill-conceived.

Methods and Practice in Biodiversity Conservation (Paperback, 2010 ed.): David Leslie Hawksworth Methods and Practice in Biodiversity Conservation (Paperback, 2010 ed.)
David Leslie Hawksworth
R5,152 Discovery Miles 51 520 Ships in 18 - 22 working days

This book brings together a selection of 22 original studies submitted to Biodiversity and Conservation that address aspects of methods and practice in biodiversity conservation. The contributions deal with a wide variety of approaches to site selection and management, especially the use of bioindicators, surrogates, and other approaches to site selection. As no complete inventory of all taxa in any one site has yet been achieved, alternative strategies are essential and bioindicators or surrogates come to the fore. The articles included cover a wide range of organisms used in such approaches to in situ conservation: annelids, anurans, arthropods, birds, bryophytes, butterflies, collembolans, flowering pants, a lobster, molluscs, rodents, and turtles. Further, the habitats considered here embrace estuaries, forests, freshwater, grasslands, the marine, mountains, and sand-dunes, and are drawn from a wide range of countries notably Australia, Brazil, India, Italy, Mexico, Nigeria, Spain, Switzerland, Tanzania, and the U. K.

Cryopreservation, well established for ex situ preservation of bacteria and fungi, is shown here also applied to bryophyte conservation. Finance is always a problem, and the final contribution examines the sources of money available for conservation action in an examplar country, Mexico.

Collectively, the studies presented here provide a snap-shot of the range of methods and practices in use in the conservation of biodiversity today. This makes the volume especially valuable for use in conservation biology and biodiversity management courses.

Reprinted from Biodiversity and Conservation, Volume 18 No 5 (2009)."

The Far North: - Plant Biodiversity and Ecology of Yakutia (Paperback, 2010 ed.): Elena I. Troeva, A.P. Isaev, M.M. Cherosov,... The Far North: - Plant Biodiversity and Ecology of Yakutia (Paperback, 2010 ed.)
Elena I. Troeva, A.P. Isaev, M.M. Cherosov, N.S. Karpov
R5,174 Discovery Miles 51 740 Ships in 18 - 22 working days

Outside Russia very little is known about the terrestrial ecology, vegetation, biogeographical patterns, and biodiversity of the enormously extensive ecosystems of Yakutia, Siberia. These systems are very special in that they function on top of huge layers of permafrost and are exposed to very severe and extreme weather conditions, the range between winter and summer temperatures being more than 100 degrees C. The soils are generally poor, and human use of the vegetation is usually extensive. Main vegetation zones are taiga and tundra, but Yakutia also supports a special land and vegetation form, caused by permafrost, the alas: more or less extensive grasslands around roundish lakes in taiga. All these vegetation types will be described and their ecology and ecophysiological characteristics will be dealt with. Because of the size of Yakutia, covering several climatic zones, and its extreme position on ecological gradients, Yakutia contains very interesting biogeographical patterns, which also will be described. Our analyses are drawn from many years of research in Yakutia and from a vast body of ecological and other literature in Russian publications and in unpublished local reports. The anthropogenic influence on the ecosystems will be dealt with. This includes the main activities of human interference with nature: forestry, extensive reindeer herding, cattle and horse grazing, etc. Also fire and other prominent ecological factors are dealt with. A very important point is also the very high degree of naturalness that is still extant in Yakutia's main vegetation zones.

Protist Diversity and Geographical Distribution (Paperback, 2009 ed.): W. Foissner, David Leslie Hawksworth Protist Diversity and Geographical Distribution (Paperback, 2009 ed.)
W. Foissner, David Leslie Hawksworth
R5,802 Discovery Miles 58 020 Ships in 18 - 22 working days

Conservation and biodiversity of protists The conservation of biodiversity is not just an issue of plants and vertebrates. It is the scarcely visible invertebrates and myriads of other microscopic organisms that are crucial to the maintenance of ecological processes on which all larger organisms and the composition of the atmosphere ultimately depend. Biodiversity and Conservation endeavours to take an holistic view of biodiversity, and when the opportunity arises to issue collections of papers dealing with too-often neglected groups of organisms. The protists, essentially eukaryotes that cannot be classi?ed in the kingdoms of animals, fungi, or plants, include some of the lea- known groups of organisms on earth. They are generally treated as a separate kingdom, commonly named Protista (or Protoctista) in textbooks, but in reality they are a mixture of organisms with disparate a?nities. Some authors have hypothesized that the numbers of protists are not especially large, and that many have extraordinarily wide distributions. However, the p- ture that unfolds from the latest studies discussed in this issue is di?erent. There are many species with wide ranges, and proportionately more cosmopolitan species than in macroorganism groups, as a result of their long evolutionary histories, but there are also de?nite patterns and geographical restrictions to be found. Further, some protists are linked to host organisms as mutualists or parasites and necessarily con?ned to the distributions of their hosts.

Plantation Forests and Biodiversity: Oxymoron or Opportunity? (Paperback, 2009 ed.): Eckehard G. Brockerhoff, Herve Jactel,... Plantation Forests and Biodiversity: Oxymoron or Opportunity? (Paperback, 2009 ed.)
Eckehard G. Brockerhoff, Herve Jactel, John A. Parrotta, Chris P. Quine, Jeffrey Sayer, …
R4,012 Discovery Miles 40 120 Ships in 18 - 22 working days

1 Plantation forests and biodiversity: Oxymoron or opportunity? Forests form the natural vegetation over much of the Earth's land, and they are critical for the survival of innumerable organisms. The ongoing loss of natural forests, which in some regions may have taken many millennia to develop, is one of the main reasons for the decline of biodiversity. Preventing the further destruction of forests and protecting species and ecosystems within forests have become central issues for environmental agencies, forest managers, and gove- ments. In this di?cult task science has an important role in informing policy and management as to how to go about this. So how do industrial and other pl- tation forests 't into this? Plantation forests, comprised of rows of planted trees that may be destined for pulp or sawmills after only a few years of growth, appear to have little to c- tribute to the conservation of biodiversity. Yet there is more to this than meets the eye (of the casual observer), and there are indeed numerous opportunities, and often untapped potential, for biodiversity conservation in plantation forestry. With plantation forests expanding at a rate of approximately three million hectares per year, it is crucial to understand how plantations can make a positive contribution to biodiversity conservation and how the potentially negative impacts of this land use can be minimised. That is the topic of this book.

Biodiversity and Landscapes - A Paradox of Humanity (Paperback): Ke Chung Kim, Robert D. Weaver Biodiversity and Landscapes - A Paradox of Humanity (Paperback)
Ke Chung Kim, Robert D. Weaver
R1,262 Discovery Miles 12 620 Ships in 10 - 15 working days

This book is concerned with the paradox that humanity depends on biodiversity and landscape systems for its survival, yet, at the same time, the current burden of humanity's use of living resources places the existence of these natural systems at risk. The role of human values, technological society and social and political processes in the creation and solution of the paradox are explored in this volume, whose origins lie in an international discussion meeting held at the PennState Center for BioDiversity Research. Leading contributors to the fields of biodiversity conservation, ecology, economics, entomology, forestry, history, landscape management, philosophy and sociology draw from their unique disciplinary perspectives to consider the origins, bases and possible solutions to this pressing problem.

Saving Nature's Legacy - Origins of the Idea of Biological Diversity (Hardcover): Timothy J. Farnham Saving Nature's Legacy - Origins of the Idea of Biological Diversity (Hardcover)
Timothy J. Farnham
R1,934 Discovery Miles 19 340 Ships in 10 - 15 working days

Biological diversity is considered one of today's most urgent environmental concerns, yet the term was first coined only twenty-five years ago. Why did the concept of biological diversity so quickly capture public attention and emerge as a banner issue for the environmental movement? In this book, Timothy J. Farnham explores for the first time the historical roots of biological diversity, tracing the evolution of the term as well as the history of the conservation traditions that contributed to its rapid acceptance and popularity.
Biological diversity is understood today as consisting of three components--species diversity, genetic diversity, and ecosystem diversity. Farnham finds that these three tiers coincided with three earlier, disparate conservation traditions that converged when the cause of preserving biological diversity was articulated. He tells the stories of these different historical foundations, recounts how the term came into the environmental lexicon, and shows how the evolution of the idea of biological diversity reflects an evolution of American attitudes toward the natural world.

Marine Hard Bottom Communities - Patterns, Dynamics, Diversity, and Change (Paperback, 2009 ed.): Martin Wahl Marine Hard Bottom Communities - Patterns, Dynamics, Diversity, and Change (Paperback, 2009 ed.)
Martin Wahl
R6,550 Discovery Miles 65 500 Ships in 18 - 22 working days

Marine hard bottoms feature some of the most spectacular and diverse biological communities on this planet. These not only contain a rich treasure of genetic, taxonomic and functional information but also deliver irreplaceable ecosystem services. At the same time, they are highly vulnerable and increasingly threatened by anthropogenic pressures. This volume has collected contributions by 50 scientists from numerous biogeographic regions, dealing with characteristics of hard bottom communities. Distributional patterns in space and time are described, followed by analyses of the intrinsic and extrinsic dynamics producing these patterns. A strong emphasis is placed on the ongoing changes occurring in the structure and diversity of these communities in response to spiralling environmental impacts, and on state-of-the-art countermeasures aiming to preserve these ecological treasures. Finally, various values of diversity are assessed, hopefully as an incentive for enhanced conservation efforts.

A Journey in Landscape Restoration - Carrifran Wildwood and Beyond (Paperback): Philip Ashmole, Myrtle Ashmole A Journey in Landscape Restoration - Carrifran Wildwood and Beyond (Paperback)
Philip Ashmole, Myrtle Ashmole
R552 Discovery Miles 5 520 Ships in 9 - 17 working days

Carrifran Wildwood was the brainchild of local people who mourned the lack of natural habitats and decided to act. When Borders Forest Trust was founded the Wildwood became the Trust's first large land-based project, and after 20 years of work it has become an inspirational example of ecological restoration. Removal of sheep and goats and planting 700,000 trees launched the return of native woodland and moorland, transforming degraded hill land into something akin to its pristine, vibrant, carbon-absorbing state, teeming with plants, animals and fungi, alive with birdsong and the sound of the wind in the trees. The 40 contributors vividly describe all the challenges of carrying forward bold initiatives requiring close cooperation with local communities as well as funders, authorities, landowners and partners. A core part of the book is devoted to how nature asserts itself when given a chance. It includes 'before and after' surveys, describes vegetation changes - some of them unpredicted - following removal of sheep, cattle and feral goats; unique documentation of the dramatic changes in bird populations during the 20-year transformation of Carrifran valley from denuded land to a restored mosaic of woodland and moorland habitats; discussion of the gradual development of a diverse range of invertebrate animals; and descriptions of the rich communities of fungi and mosses, many of them newly-recorded in the area. The book concludes with discussion of the role of restoration ecology in addressing the biodiversity crisis and climate change. This is the extraordinary story of how a group of motivated people can revive nature at a landscape scale.

Quantifying Functional Biodiversity (Paperback, 2012 ed.): Laura Pla, Fernando Casanoves, Julio Di Rienzo Quantifying Functional Biodiversity (Paperback, 2012 ed.)
Laura Pla, Fernando Casanoves, Julio Di Rienzo
R1,294 Discovery Miles 12 940 Ships in 18 - 22 working days

Functional diversity (FD) defined as the value, range, and abundance of functional traits in a given community or ecosystem is increasingly accepted as a synthetic ecological concept that sheds light on ecosystem functioning. Functional group richness and functional biodiversity indices have been proposed to quantify the FD of a community, or some of its components. The comparative assessment of FD in different ecosystems and for different ecosystem processes would be an invaluable tool for a better and more general understanding of what are the functional roles of biodiversity in the provision of ecosystem services. In this volume we offer a synthesis of the methods used to quantify functional diversity and step by step examples to define functional groups and to estimate functional indices. We also compare communities, and changes of diversity along environmental gradients. All the examples may be reproduce using electronic data files and FDiversity, a free software.

Prairie Directory of North America - The United States, Canada, and Mexico (Paperback, 2nd Revised edition): Charlotte Adelman,... Prairie Directory of North America - The United States, Canada, and Mexico (Paperback, 2nd Revised edition)
Charlotte Adelman, Bernard Schwartz
R1,470 Discovery Miles 14 700 Ships in 10 - 15 working days

The first single, comprehensive source for locating North American public prairies, grasslands, and savannas, Prairie Directory of North America is a guide unlike any other. First published in 2001, the book uniquely catalogs the continent's most well-known prairie sites by country and state for easy reference. With the addition of over three hundred newly located, preserved, or restored sites, the second edition is the prairie enthusiast's ideal guide to locating countless North American sites-from the well-documented to the remote. Readers can use the guide to plan both convenient visits to close-to-home prairies and journeys to sites well across the continent. Also included is an expanded state-by-state index, ideal for locating specific prairies in any given state.
The victim of destructive plowing and construction at the hands of European settlers, North American grassland ecosystems that once spanned the entire continent have suffered degradation and fragmentation. With the Prairie Directory as a guide, however, ecologists, environmental scientists, and tourists can experience the essence of this ancient ecosystem and, in some locations, even its vastness. The book lists tiny, hidden half-acre prairies spared by the plow as well as popular sites covering millions of acres. It documents prairies hidden deep in forests or in plain sight in American Indian reservations. The only one of its kind, this book will allow readers to experience the prairie as a colorful, fragrant, wildlife-rich North American landscape.

Green Web-II - Standards and Perspectives from the IUCN Program / Policy Development in Environment Conservation Domain - with... Green Web-II - Standards and Perspectives from the IUCN Program / Policy Development in Environment Conservation Domain - with reference to India, Pakistan, Nepal, and Bangladesh (Hardcover, 2nd edition)
Medani P. Bhandari
R2,864 Discovery Miles 28 640 Ships in 10 - 15 working days

This second edition of the book, "Green Web-II: Standards and Perspectives from the IUCN Program / Policy Development in Environment Conservation Domain- with reference to India, Pakistan, Nepal, and Bangladesh" investigates the IUCN's role in global biodiversity conservation policy as well as in national program development in India, Pakistan, Nepal and Bangladesh. It explores how nature protection priorities and approaches are promoted or addressed by IUCN, and how environment conservation policies are created and maintained in states of South Asia with different capacities. It also evaluates IUCN's competency in biodiversity, climate change, nature conservation and environmental policy formulation at the global, regional and country levels. This book adds to our knowledge firstly by contributing to a small but growing body of work on the sociology of international organizations. International Governmental Organizations (IGOs), have previously been mainly the subject of political science. Secondly, it critically explores one of the largest and most active nature conservation organizations in the world. Thirdly, it also explores how IUCN actually goes about building protectoral programs with individual member nations. Finally, the research also shows the historical development of global institutions and IUCN's activities with member nations in helping to define or redefine the concept of global governance. The outcomes of this research will also be beneficial for global collaboration, networking, and for the identification of common concerns among the many environmental and conservational organizations at the international and national level. In this broader sense, the research outcomes might be beneficial to constituencies of the global North as well as global South because of the nature and coverage of IUCN and its role in conservation policy formation. This effort may serve as a model for additional research on international organizations. Technical topics discussed in the book include: The Motivation for Environmental Conservation- How personal efforts make a difference The Role of International Environment Conservation Organizations The Political Economy of Organizations, Network theory, Institutional theory, Stakeholder theory, Governance theory Governance performance and Competitiveness Popularity indices Knowledge creation and diffusion Conservation commons

Life as We Know It (Paperback, 2006): Joseph Seckbach Life as We Know It (Paperback, 2006)
Joseph Seckbach
R7,769 Discovery Miles 77 690 Ships in 18 - 22 working days

Life As we Know It covers several aspects of Life, ranging from the prebiotic level, origin of life, evolution of prokaryotes to eukaryotes and finally to various affairs of human beings. Although Life is hard to define, one can characterize it and describe its features. The information presented here on the various phenomena of Life were all written by highly qualified authors including scientists, a professional athlete and three Nobel Laureates.

Management and the Conservation of Biodiversity (Paperback, Previously published in hardcover): David Leslie Hawksworth Management and the Conservation of Biodiversity (Paperback, Previously published in hardcover)
David Leslie Hawksworth
R4,029 Discovery Miles 40 290 Ships in 18 - 22 working days

This book brings together a selection of 21 original studies submitted to Biodiversity and Conservation that address aspects of management for the conservation of biodiversity. The topics addressed include: lessons from the Northern spotted owl saga, hidden costs of implementing the EU Habitats Directive, the importance of recently created agricultural wetlands, cutting reeds to create a sustainable habitat, impacts and control of feral cats, selecting areas to complement existing reserve systems, beneficial effects of rabbit warrens, effects of fences on large predator ranges, spatial structure of critical habitats and connectivity, effects of an agro-pasture landscape on biodiversity, community involvement, reserve selection in forests, germ-plasm interventions in agroforestry systems, shade coffee plantations and the protection of tree diversity, reserves and the reduction of deforestation rates in dry tropical forests, reconciling forest conservation actions with usage by and needs of local peoples, weed invasion in understory plant communities in tropical lowland forests, problems of patch area and connectivity in plant conservation, the need not to focus just on hot-spots, and partitioning conservation across elevations.

The organisms and communities considered embrace birds, coral reefs, various large and small mammals, reptiles, forest trees, and dune and boreal semi-natural grassland plants. The contributions are taken from situations being confronted in regions including the Andaman Islands, Brazil, Canary Islands, the Caribbean, Finland, Germany, Guinea, India, Italy, Mexico, Myanmar, Poland, South Africa, Spain, and the USA.

Collectively, the studies presented here provide a snap-shot of the types of management actions being undertaken for conservation and their efficacy. This makes the volume especially valuable for use in conservation biology courses.

Reprinted from Biodiversity and Conservation, volume 18, No 4 (2009)

Competition and Coexistence (Paperback, Softcover reprint of the original 1st ed. 2002): Ulrich Sommer, Boris Worm Competition and Coexistence (Paperback, Softcover reprint of the original 1st ed. 2002)
Ulrich Sommer, Boris Worm
R2,638 Discovery Miles 26 380 Ships in 18 - 22 working days

The question "Why are there so many species?" has puzzled ecologist for a long time. Initially, an academic question, it has gained practical interest by the recent awareness of global biodiversity loss. Species diversity in local ecosystems has always been discussed in relation to the problem of competi tive exclusion and the apparent contradiction between the competitive exclu sion principle and the overwhelming richness of species found in nature. Competition as a mechanism structuring ecological communities has never been uncontroversial. Not only its importance but even its existence have been debated. On the one extreme, some ecologists have taken competi tion for granted and have used it as an explanation by default if the distribu tion of a species was more restricted than could be explained by physiology and dispersal history. For decades, competition has been a core mechanism behind popular concepts like ecological niche, succession, limiting similarity, and character displacement, among others. For some, competition has almost become synonymous with the Darwinian "struggle for existence", although simple plausibility should tell us that organisms have to struggle against much more than competitors, e.g. predators, parasites, pathogens, and envi ronmental harshness.

Studies in Oat Evolution - A Man's Life with Avena (Paperback, 2012 ed.): Gideon Ladizinsky Studies in Oat Evolution - A Man's Life with Avena (Paperback, 2012 ed.)
Gideon Ladizinsky
R1,356 Discovery Miles 13 560 Ships in 18 - 22 working days

The book is based on the author's life time experience in exploring and researching the genus "Avena." It describes some great events in oat research and minor stories along the way. It will be of interest and value to all those working with oats and to students and scientists of crop evolution, including those dealing with collecting and conserving wild genetic resources.

A first part deals with the morphology and taxonomy of the genus and a classification based on the biological species concept is presented. A further part is devoted to the author s research accomplishments in this genus. It describes morphological characters distinguishing between diploids and tetraploids of series Eubarbatae, the genetic relationships between them, and the mode of origin of the tetraploid form. The section Denticulatae, to which the common oat belongs, is extensively treated. Further, oat domestication and the newly domesticated protein rich A. magna are described. A third part deals with wild genetic resources of oat.

Robustness, Plasticity, and Evolvability in Mammals - A Thermal Niche Approach (Paperback, 2012 ed.): Clara B Jones Robustness, Plasticity, and Evolvability in Mammals - A Thermal Niche Approach (Paperback, 2012 ed.)
Clara B Jones
R1,362 Discovery Miles 13 620 Ships in 18 - 22 working days

Among the unresolved topics in evolutionary biology and behavioral ecology are the origins, mechanisms, evolution, and consequences of developmental and phenotypic diversity. In an attempt to address these challenges, plasticity has been investigated empirically and theoretically at all levels of biological organization-from biochemical to whole organism and beyond to the population, community, and ecosystem levels. Less commonly explored are constraints (e.g., ecological), costs (e.g., increased response error), perturbations (e.g., alterations in selection intensity), and stressors (e.g., resource limitation) influencing not only selective values of heritable phenotypic components but, also, decisions and choices (not necessarily conscious ones) available to individuals in populations. Treating extant mammals, the primary purpose of the proposed work is to provide new perspectives on common themes in the literature on robustness ("functional diversity"; differential resistance to "deconstraint" of conserved elements) and weak robustness (the potential to restrict plasticity and evolvability), plasticity (variation expressed throughout the lifetimes of individuals in a population setting "evolvability potential"), and evolvability (non-lethal phenotypic novelties induced by endogenous and/or exogenous stimuli). The proposed project will place particular emphasis upon the adaptive complex in relation to endogenous (e.g., genomes, neurophysiology) and exogenous (abiotic and biotic, including social environments) organismal features discussed as regulatory and environmental perturbations with the potential to induce, and, often, constrain variability and novelty of form and function

Aquatic Biodiversity II - The Diversity of Aquatic Ecosystems (Paperback, Softcover reprint of hardcover 1st ed. 2005): H... Aquatic Biodiversity II - The Diversity of Aquatic Ecosystems (Paperback, Softcover reprint of hardcover 1st ed. 2005)
H Segers, K. Martens
R5,239 Discovery Miles 52 390 Ships in 18 - 22 working days

Water is Life. Freshwater is one of the most valuable commodities on our planet, and this resource should be managed in a sustainable way. Yet, we are less than careful in the way we use water and many of our non-marine, aquatic habitats are threatened by anthropogenic impacts. Eutrophication, for example, could well turn into one of the major social as well as economic problems of the 21st century.

Reduction of water quality also has a profound effect on the biota that depend on these water bodies, such as micro-organisms, plants and animals. Freshwater Biodiversity is a much underestimated component of global biodiversity, both in its diversity and in its potential to act as models for fundamental research in evolutionary biology and ecosystem studies. Freshwater organisms also reflect quality of water bodies and can thus be used to monitor changes in ecosystem health. The present book deals with all of these aspects of Aquatic Biodiversity. It comprises a unique collection of primary research papers spanning a wide range of topics in aquatic biodiversity studies, and including a first global assessment of specific diversity of freshwater animals. The book also presents a section on the interaction between scientists and science policy managers. A target opinion paper lists priorities in aquatic biodiversity research for the next decade and several reactions from distinguished scientists discuss the relevance of these items from different points of view: fundamental ecology, taxonomy and systematics, needs of developing countries, present-day biodiversity policy at European and at global scales. It is believed that such a platform for the interaction between science and science policy is an absolute necessity for the efficient use of research budgets in the future.

Mangrove Ecosystems - Function and Management (Paperback, Softcover reprint of the original 1st ed. 2002): Luiz Drude de Lacerda Mangrove Ecosystems - Function and Management (Paperback, Softcover reprint of the original 1st ed. 2002)
Luiz Drude de Lacerda; Volker Linneweber
R4,018 Discovery Miles 40 180 Ships in 18 - 22 working days

Protection of the environment has nowadays become a major challenge and a condi tion for survival of future human generations and life on Earth in general. Yet it is still far too much of a dream or hope rather than a reality in the policy of our societies. Presently we are experiencing an unprecedented exponential growth of demography combined with a race for profit, resulting in excessive consumption particularly of en ergy, and a serious impact on the world ecosystems. Various types of pollutants and emerging new diseases not only disrupt the normal course of life, but also above this some of the atmospheric pollutants are most likely involved in the changing climate. We fear and literally shiver at the thought that the "changing climate" would ultimately disrupt the fragile thermodynamic equilibrium between the atmosphere and the oceans. Are we insensitive to these facts to the point of pushing our descendants, some genera tions ahead, into a new glacial period after a first period of warming up, at least, in northern Europe, like the one that took place 13 to 14 millennia ago? Surely the planet's nature is not prepared to be dominated by man and will go its way, whether humanity will be alive or dead."

Sampling Methods, Remote Sensing and GIS Multiresource Forest Inventory (Paperback, Softcover reprint of hardcover 1st ed.... Sampling Methods, Remote Sensing and GIS Multiresource Forest Inventory (Paperback, Softcover reprint of hardcover 1st ed. 2006)
Michael Koehl, Steen S. Magnussen, Marco Marchetti
R5,171 Discovery Miles 51 710 Ships in 18 - 22 working days

This book presents the state-of-the-art of forest resources assessments and monitoring. It provides links to practical applications of forest and natural resource assessment programs. It offers an overview of current forest inventory systems and discusses forest mensuration, sampling techniques, remote sensing applications, geographic and forest information systems, and multi-resource forest inventory. Attention is also given to the quantification of non-wood goods and services.

Balkan Biodiversity - Pattern and Process in the European Hotspot (Paperback, Softcover reprint of hardcover 1st ed. 2004): Huw... Balkan Biodiversity - Pattern and Process in the European Hotspot (Paperback, Softcover reprint of hardcover 1st ed. 2004)
Huw I. Griffiths, Boris Krystufek, Jane M. Reed
R5,163 Discovery Miles 51 630 Ships in 18 - 22 working days

Balkan Biodiversity is the first attempt to synthesise our current understanding of biodiversity in the great European hot spot. The conservation of biodiversity is one of today s great ecological challenges but Balkan biodiversity is still poorly understood, in a region with complex physical geography and a long history of political conflict. The Balkans exhibit outstanding levels of endemism, particularly in caves and ancient lakes such as Ohrid; lying at the crossroads of Europe and Asia they are also renowned as a focus of Pleistocene glacial refugia. This volume unites a diverse group of international researchers for the first time. Its interdisciplinary approach gives a broad perspective on biodiversity at the level of the gene, species and ecosystem, including contributions on temporal change. Biological groups include plants, mammals, spiders and humans, cave-dwelling organisms, fish, aquatic invertebrates and algae. The book should be read by zoologists, botanists, speleobiologists, palaeoecologists, palaeolimnologists and environmental scientists."

Legitimacy in European Nature Conservation Policy - Case Studies in Multilevel Governance (Paperback, Softcover reprint of... Legitimacy in European Nature Conservation Policy - Case Studies in Multilevel Governance (Paperback, Softcover reprint of hardcover 1st ed. 2008)
Jozef Keulartz, Gilbert Leistra
R2,658 Discovery Miles 26 580 Ships in 18 - 22 working days

Building forth upon recent developments in democracy theory that have identified multiple forms of legitimacy, this volume observes a EU-wide shift from output legitimacy to input and throughput legitimacy. Top down policy making is increasingly meeting local resistance. As a result, the importance for policy makers of enhancing the democratic legitimacy of their policy plans has increased.

In this volume, nine case studies are presented, seven case studies of protected areas in different countries (Belgium, Germany, Poland, Spain, Finland, France and the UK), and two case studies of protected species (the geese in the Netherlands, and the great Cormorant in Denmark and Italy). These case studies are followed by extensive comments. The volume opens with an introductory chapter on the problematic production of legitimacy in current European nature policy. It concludes with a chapter that situates the case studies within the wider EU environmental policy and political context.

Management of Invasive Weeds (Paperback, Softcover reprint of hardcover 1st ed. 2009): Inderjit Management of Invasive Weeds (Paperback, Softcover reprint of hardcover 1st ed. 2009)
Inderjit
R4,039 Discovery Miles 40 390 Ships in 18 - 22 working days

Biological invasions are one of the major threats to our native biodiversity. The magnitude of biodiversity losses, land degradation and productivity losses of managed and natural ecosystems due to invasive species is enormous. The ecological and environmental aspects of non-native invasive plants are of great importance to (i) understand ecological principles involved in the management of invasives, (ii) design management strategies, (iii) find effective management solutions for some of the worst invaders, and (iv) frame policies and regulations. The objectives of this book are to discuss (i) ecological approaches needed to design effective management strategies, (ii) recent progress in management methods and tools, (iii) success and failure of management efforts for some of the worst invaders, and (iv) restoration and conservation of invaded land. In an effort to achieve these objectives, contributing authors have strived to provide up-to-date information on the management of non-native invasives. Chapters included in the book are peer-reviewed by international experts working in the area. Readers will get a unique perspective on ecological aspects of the management of invasives. The book will be useful to graduate students, researchers, managers and policy makers involved in the management of exotic invasives.

Efficient Conservation Of Crop Genetic Diversity - Theoretical Approaches And Empirical Studies (Paperback, Softcover reprint... Efficient Conservation Of Crop Genetic Diversity - Theoretical Approaches And Empirical Studies (Paperback, Softcover reprint of hardcover 1st ed. 2002)
Detlef Virchow
R2,645 Discovery Miles 26 450 Ships in 18 - 22 working days

The book reflects the work in progress regarding the analysis of the costs of crop genetic resources conservation that has been conducted at various research insti tutes over the last couple of years, including research conducted at ZEF and asso ciated institutes. In addition, contributions in this publication were presented at a special session during the "Global Dialogue: The Role of the Village in the 2]'1 Century: Crops, Jobs and Livelihood" in Hannover, Germany, at the World Exposition in Au gust 2000. The purpose of the publication is to make a general contribution to the ongoing discussion about the conservation of crop genetic resources as part of the global strategy to secure increasing food production in a sustainable way. Specifically, it discusses the costs of the worldwide efforts to conserve crop genetic resources on the basis of theoretical and applied studies. It aims to serve decision-makers at dif ferent levels with information on the costs involved in the conservation of genetic resources and hence to increase the awareness of the importance of improving the cost effectiveness of different conservation methods in order to optimize the sus tainability of conservation. The quoted Leipzig Declaration, which was adopted at the Fourth International Technical Conference on Plant Genetic Resources in Leipzig in June 1996, dem onstrates the close linkage of the contributions to the ongoing discussion about the implementation of the Global Plan of Actionfor the Conservation and Sustainable Utili zation of Plant Genetic Resources for Food and Agriculture."

Flowering Plants. Dicotyledons - Celastrales, Oxalidales, Rosales, Cornales, Ericales (Paperback, Softcover reprint of... Flowering Plants. Dicotyledons - Celastrales, Oxalidales, Rosales, Cornales, Ericales (Paperback, Softcover reprint of hardcover 1st ed. 2004)
Klaus Kubitzki
R6,641 Discovery Miles 66 410 Ships in 18 - 22 working days

In the present volume - the sixth of this series - 48 flowering plant families comprising a total of 712 genera are treated. They represent the newly designed eurosid orders Celastrales, Oxalidales and Rosales and the asterid orders Cornales and Ericales. The recognition of these ordinal concepts is the result of numerous recent gene sequence analyses which, for the first time in angiosperm systematics, have provided a reliable higher order classification. The concept of Ericales is largely expanded beyond its conventional limits to make it monophyletic and now includes parts of the erstwhile Ebenales, Lecythidales, Primulales and other orders. The revised circumscription of families such as Ericaceae, Celastraceae and Cunoniaceae owes much to the application of recent molecular studies, and for the same reason in the primulalean families, a complete remodeling of family limits is proposed.

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