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Books > Earth & environment > Geography > Physical geography > Forests, rainforests
Large ungulates in tropical forests are among the most threatened taxa of mammals. Excessive hunting, degradation of and encroachments on their natural habitats by humans have contributed to drastic reductions in wild ungulate populations in recent decades. As such, reliable assessments of ungulate-habitat relationships and the spatial dynamics of their populations are urgently needed to provide a scientific basis for conservation efforts. However, such rigorous assessments are methodologically complex and logistically difficult, and consequently many commonly used ungulate population survey methods do not address key problems. As a result of such deficiencies, key parameters related to population distribution, abundance, habitat ecology and management of tropical forest ungulates remain poorly understood. This book addresses this critical knowledge gap by examining how population abundance patterns in five threatened species of large ungulates vary across space in the tropical forests of the Nagarahole-Bandipur reserves in southwestern India. It also explains the development and application of an innovative methodology - spatially explicit line transect sampling - based on an advanced hierarchical modelling under the Bayesian inferential framework, which overcomes common methodological deficiencies in current ungulate surveys. The methods and results presented provide valuable reference material for researchers and professionals involved in studying and managing wild ungulate populations around the globe.
Explore the magic and mystery of the world's tropical rainforests in this fascinating volume that brings to life the plants, animals, and people that inhabit this fragile ecosystem. Focusing on the forests situated in the land area between the Tropics of Cancer and the Tropics of Capricorn, the "Encyclopedia" provides a rich and thorough presentation of the scientific, political, and economic significance of the region. An introductory essay vividly describes the world's tropical forests and sets the stage for understanding the mystery and complexity surrounding the rainforest. More than 50 percent of the world's known plants and animals live in the rainforests. Parts of the book offer interesting descriptions of forest wildlife including amphibians, birds, fish, insects, spiders, mammals, and reptiles and plants, especially flowering plants, ferns, and gymnosperms. Entries in the People section cover 100 forest-dwelling indigenous groups and 54 of the naturalists, scientists, explorers, and activists from around the world who had--or have--an important role in our understanding of rainforests and their conservation. Other parts discuss the principal causes of deforestation, describe efforts to save the tropical forests, and offer extensive lists of rainforest resources, including print and video materials, Web sites, government agencies, conservation groups and international organizations, and organizations and government agencies in the United States and Canada. Maps, charts and graphs, and fifty-four quality color photographs enhance the accessible and easy-to-understand text and help to make this an excellent reference for younger audiences who want to learn about the incredible diversity and complexity of life in tropical forests.
This book focuses on the integration of spatial statistics, GIS-technology, ecosystem studies, and scenario modelling. Its main aim is to extend the information gained at the stand level to larger spatial scales, i.e. to forest districts, forest landscapes or to the total area of Lower Saxony. The studies demonstrate the potential and limitations of regionalization approaches for forest ecological variables. The results provide valuable spatial information for forest managers and landscape planners as well as for policy-makers. Some spatial models outlined in this book have been implemented as useful tools in present forest management. With current improvements of data quality, e.g. from remote sensing and refined ground-based inventories, methods are now available to develop large-scale approaches to forest ecology and management. This book is an indispensable tool for scientists and those involved in forest management.
not only for land use systems that depend on the regular supply of rain or irrigation water but also for the future development of natural rainforests as drought stress has been shown to a?ect tree growth and species composition in old-growth forests (Wright 1991, Walsh and Newbery 1999, Engelbrecht et al. 2007). A drought experiment conducted in a cacao agroforestry plantation showed that this plantation was surprisingly resilient to an induced drought of more than a year (Schwendenmann et al. 2009). However, droughts can have a strong impact on household incomes from agriculture, they strongly a?ect the vulnerability to poverty and thus have to be analyzed as important exogenous shocks to households, forcing them to adjust their behaviour and develop strategies to cope with these problems. The stability of rainforest margins is a critical factor in the protection of tropical rainforests (Tscharntke et al. 2007). At present, however, rainf- est margins in many parts of the tropics are far from stable, both in soc- economic and in ecological terms. For example, protected areas may attract, rather than repel, human settlement, which may be due to international donor investment in national conservation programs (Wittemeyer et al. 2008). An alternative hypothesis is that protected areas might be compromised if leakage takes place, that is, if impacts that would take place inside the restricted area are displaced to a nearby, undisturbed area (Ewers and Rodrigues 2008).
This book investigates the economic, strategic, and political importance of forests in early modern and modern Europe and shows how struggles over this vital natural resource both shaped and reflected the ideologies and outcomes of France's long revolutionary period. Until the mid-nineteenth century, wood was the principal fuel for cooking and heating and the primary material for manufacturing worldwide and comprised every imaginable element of industrial, domestic, military, and maritime activity. Forests also provided essential pasturage. These multifaceted values made forests the subject of ongoing battles for control between the crown, landowning elites, and peasantry, for whom liberty meant preserving their rights to woodland commons. Focusing on Franche-Comte, France's easternmost province, the book explores the fiercely contested development of state-centered conservation and management from 1669 to 1848. In emphasizing the environmental underpinnings of France's seismic sociopolitical upheavals, it appeals to readers interested in revolution, rural life, and common-pool-resource governance.
This is a practical manual to managing woodland. It includes a Foreword written by HRH Prince Charles. It comes from conservation expert Charles Flower, author of highly acclaimed Where Have all the Flowers Gone? Charles Flower is passionate about restoring the countryside. He has spent many years working on and writing about the restoration of wild flowers to grasslands and has now turned his attention to ancient woodlands, many of which, though derelict, are treasure houses of diversity, an asset unrecognised by almost everyone including those in Government. Yet with a little effort glades and rides, which may represent less than ten per cent of the wood, can be opened up with remarkable results. Once light penetrates some wild flowers will reappear and all will thrive attracting back the insects, birds and animals that once flourished there. This book is not only a beautiful record of the ancient woodlands that, thanks to good management, have continued to thrive, it also constitutes a practical manual and provides inspiration for those working to preserve our existing ancient woodlands and those managing recently planted woods and planting the trees that will constitute our future woodland heritage.
The mystique of the rainforest has captured the imaginations of generations of young people, explorers, authors, and biologists. It is a delicate ecosystem whose myriad sounds and smells, whose vibrancy of life, is balanced by constant cycles of death and decay. It is a place of fierce competition where unusual partnerships are forged and creative survival strategies are the norm. In this book, you will meet the scientific pioneers who first attempted to quantify and understand the vast diversity of these tropical forests, as well as their successors, who utilize modern tools and technologies to dissect the chemical nature of rainforest interactions. This book provides a general background on biodiversity and the study of chemical ecology before moving into specific chemical examples of insect defenses and microbial communication. It finishes with first-hand accounts of the trials and tribulations of a canopy biology pioneer and a rainforest research novice, while assessing the state of modern tropical research, its importance to humanity, and the ecological, political, and ethical issues that need to be tackled in order to move the field forward.
This book provides a solid scientific basis for researchers, practitioners and students interested in the application of genetic principles to tropical forest ecology and management. It presents a concise overview of genetic variation, evolutionary processes and the human impact on forest genetic resources in the tropics. In addition, modern tools to assess genetic diversity patterns and the dynamics of genetic structures are introduced to the non-specialist reader.
This book brings together information on road planning, location, design, construction and maintenance to support environmentally acceptable operations in tropical forests. It highlights the challenges of road operations in the tropics, includes techniques that have been shown to be successful, and discusses newer technologies. Numerical examples are included to provide clarity for interpreting graphs, procedures, and formulas.
This book explores the role of trust in social struggles related to tropical forest preservation in El Peten, Guatemala. The author combines ethnographic exploration of how trust is formed in the local context with insights about postcolonial inequalities, which structure discourses on development and climate change in ways that exclude local actors. Empirically, the book follows the complicated engagements of local concession-holding forest communities with outside actors aiming to develop archaeology-based tourism in Guatemala's Maya Biosphere Reserve. A central argument presented is that processes initiated for societal improvement need to be based on trusting relationships in order to be successful. This requires a context sensitive approach that takes into consideration how trust is formed and undermined in specific lifeworlds, as well as postcolonial inequalities. Theoretically, the book expands existing conceptualisations of trust and emphasises the potential for ethnographic research to further our understanding of this elusive phenomenon. "How do trust and mistrust permeate the fluid relations among communities living off the forests of northern Guatemala, outside stakeholders, and a global discourse of cultural heritage and climate change? This remarkable book by a pioneer of the anthropology of trust dissects a questionable development plan that threatens the rights and livelihood of a local population marginalized in a decision-making process aimed at protecting ancient archaeological sites, promoting tourism, and preserving the rain forest." - Antonius C. G. M. Robben, author of Argentina Betrayed: Memory, Mourning, and Accountability and Professor Emeritus of Anthropology at Utrecht University, the Netherlands "El Mirador is an extraordinary Mayan archaeological site in the jungles of northern Guatemala, accessible only by foot or helicopter. Poor mestizos, for whom the forest is home, have become expert tour guides and forest conservationists. Outsiders who view the ruins and forest as a resource primed for extraction have extravagant plans to "develop" the area. Ystanes offers a richly contextualized and theorized exploration of the struggles over caring for and living in and off this exceptional and fragile place, by focusing on the role of trust in the complex negotiations over its future and in identities more broadly. While showing how structural inequalities breed mistrust at every scale, this is a beautiful and nuanced take on existential questions of living in worlds shaped by violence and competition with historical knowledge, ecosystem survival, and livelihoods at stake." - Diane Nelson, Bass Chair and Eads Family Professor of Cultural Anthropology, Duke University, USA
Tropical rainforests are disappearing at an alarming rate, causing unprecedented losses in biodiversity and ecosystem services. This book contributes to an improved understanding of the processes that have destabilizing effects on ecological and socio-economic systems of tropical rain forest margins, as well as striving to integrate environmental, technological and socio-economic issues in their solution.
Fire Ecology of Tropical Ecosystems gives an extensive explanation of historic and current fire situations in the tropics, describing the fire ecology of tropical ecosystems from around the globe. Eighteen groups of leading researchers explain the many different aspects and roles of fire in tropical ecosystems. Regional chapters address a set of common subjects including the causes of fire, typical fire behavior, and elements of the fire regime. In addition, they study the impacts of human land use, landscape fragmentation and climate change on the fire environment and the challenges of fire management in these ecosystems. The common set of topics provides consistency among the chapters and facilitates comprehensive understanding of fire s place in tropical ecology. This cohesive book covers unique aspects of fire in each ecosystem and includes a discussion of common elements to enable comparisons and syntheses of fire effects in disparate tropical ecosystems. Current scientific literature is too fragmented: it hampers the understanding of tropical fire ecology and degrades all global studies of land cover change and global carbon emissions. Fire Ecology of Tropical Ecosystems fills a large void in our current understanding of how fire affects terrestrial biota. The book opens with a general explanation of fire in the tropics, giving the examples of Oazaca, Mexico in 1998 and Roraima, Brazil in 1997-1998. It follows with the concepts and principles of wildland fire, including heat transfer, fire behavior, fuels, weather and climate. Chapters 3-19 cover the implications of fire in Asia, Africa, Australia, Central and South America, Pacifica and Pantropical, addressing the causes, fire behavior, severity, fire and land use, fire and landscapes (fragmentation and connectivity), fire, climate and climate change, fire regimes (why frequency matters), issues for fire management and regional issues of specific importance or interest. An overview at the end of the book considers the global fire regime conditions, threats, and opportunities for fire management in the tropics."
In popular discourse, tropical forests are synonymous with 'nature' and 'wilderness'; battlegrounds between apparently pristine floral, faunal, and human communities, and the unrelenting industrial and urban powers of the modern world. It is rarely publicly understood that the extent of human adaptation to, and alteration of, tropical forest environments extends across archaeological, historical, and anthropological timescales. This book is the first attempt to bring together evidence for the nature of human interactions with tropical forests on a global scale, from the emergence of hominins in the tropical forests of Africa to modern conservation issues. Following a review of the natural history and variability of tropical forest ecosystems, this book takes a tour of human, and human ancestor, occupation and use of tropical forest environments through time. Far from being pristine, primordial ecosystems, this book illustrates how our species has inhabited and modified tropical forests from the earliest stages of its evolution. While agricultural strategies and vast urban networks emerged in tropical forests long prior to the arrival of European colonial powers and later industrialization, this should not be taken as justification for the massive deforestation and biodiversity threats imposed on tropical forest ecosystems in the 21st century. Rather, such a long-term perspective highlights the ongoing challenges of sustainability faced by forager, agricultural, and urban societies in these environments, setting the stage for more integrated approaches to conservation and policy-making, and the protection of millennia of ecological and cultural heritage bound up in these habitats.
This international rigorously peer-reviewed volume critically synthesizes current knowledge in forest hydrology and biogeochemistry. It is a one-stop comprehensive reference tool for researchers and practitioners in the fields of hydrology, biogeoscience, ecology, forestry, boundary-layer meteorology, and geography. Following an introductory chapter tracing the historical roots of the subject, the book is divided into the following main sections: . Sampling and Novel Approaches . Forest Hydrology and Biogeochemistry by Ecoregion and Forest Type . Hydrologic and Biogeochemical Fluxes from the Canopy to the Phreatic Surface . Hydrologic and Biogeochemical Fluxes in Forest Ecosystems: Effects of Time, Stressors, and Humans The volume concludes with a final chapter that reflects on the current state of knowledge and identifies some areas in need of further research. "
This book critically engages with how the conservation of tropical rainforests is financed. Beginning with the context of tropical deforestation, alongside an overview of tropical ecology, global environmental policy and finance, the book reviews several conservation financing instruments. These include ecotourism and private reserves, debt-for-nature swaps and government domestic budgetary expenditures for state and national parks. Tropical deforestation and forest degradation are serious global environmental issues, contributing to global climate change, species extinction, and threatening the livelihoods of forest-dependent communities. Yet, many leading companies, individuals and governments are making a positive impact on tropical forest conservation to mitigate greenhouse gas emissions through the use of conservation finance. Conservation of Tropical Rainforests tells the history of international conservation finance and provides a variety of options for individuals, businesses, and governments to support conservation financing projects.
Plant geographical description of the area, syntaxonomy, spatial patterns, floristic richness, structure of plant communities in relation to soil properties and herbivore influence were described for a mountain region that is difficult to access. Seasonal, inter-annual, and long-term dynamics of vegetation are discussed on the base of long-term observations as well as pollen and phytolith analyses. Population biology of alpine plants is studied by combination of field observations and mathematical modelling. Plant population strategies and soil seed banks are described for alpine plants from several communities. Results of long-term ecological experiments (plant reciprocal transplantations, dominant removals, light limitation) showed the significance of competition and facilitation for community organization. Structure of soil algal and fungal communities is represented as well as mycorrhiza of alpine plants. Main animal groups (wild) history and modern nature conservation problems are discussed.
leading to an overall decrease in the world's forest cover. The forests of Asia, in particular, have been strongly impacted. A number of initiatives have suggested forest policy reforms, and the need for the sustainable management of forests has been widely recognized and encouraged. But because implementation of reforms at the local level has been insufficient, it is imperative that local people begin to effectively participate in forest planning and management as well as in protected-area management. The Forest Conservation Project, launched in April 1998 by the Institute for Global Environmental Strategies (IGES), has carried out research activities on forest strategies, including policy analysis and on-site surveys. This book gives an overview of the project's research activities in its first three-year phase (April1998-March 2001). Since viable forest strategies work best when based on the involvement of local people, this report is addressed to stakeholders in the communities of the relevant countries, including local people and authorities, community-based organizations, experts, national agencies, and international institutions.
by Peter J. Roussopoulos, Director, Southern Research Station The world and its ecosystems are repeatedly punctuated by natural disturbances, and human societies must learn to manage this reality Often severe and unp- dictable, dynamic natural forces disrupt human welfare and alter the structure and composition of natural systems Over the past century, land management ag- cies within the United States have relied on science to improve the sustainable management of natural resources Forest economics research can help advance this scientifc basis by integrating knowledge of forest disturbance processes with their economic causes and consequences As the twenty-frst century unfolds, people increasingly seek the goods and services provided by forest ecosystems, not only for wood supply, clean water, and leisure pursuits, but also to establish residential communities that are removed from the hustle and bustle of urban life As vividly demonstrated during the past few years, Santa Ana winds can blow wildfres down from the mountains of California, incinerating homes as readily as vegetation in the canyons below Hurricanes can fatten large swaths of forest land, while associated foods create havoc for urban and rural residents alike Less dramatic, but more insidious, trees and forest stands are succumbing to exotic insects and diseases, causing economic losses to private property values (including timber) as well as scenic and recreation values As human demands on public and private forests expand, science-based solutions need to be identifed so that social needs can be balanced with the vagaries of forest disturbance processes
From killer fires to ecosystem rehabilitation, an exhaustive survey exploring the ecological, social, and economic consequences of managing fires in U.S. wildland areas. Fire management involves protecting natural resources from fire but also using controlled burning for land management purposes. Who are the stewards of land management and the researchers who devote their entire careers studying fire? How are ecosystems restored after major fires? What are the economic ramifications and what assessment tools are available? Forest Fires: A Reference Handbook explores the historical, ecological, economic, and social dimensions of wildland combustion and their impacts in North America. Explaining how legislation and public perception have been shaped by historic fires and fire seasons, particular emphasis is placed on the summer of 2000 as a way of understanding and managing future fires. Provides a detailed chronology of events, legislative acts, policy controversies, and precedents for fire management in the United States, illustrating how the fires discussed reflect a continuation of trends established in the 20th century and before Includes biographies of past and present forest fire management leaders, scientists, academicians, and policy makers
Forestry has been witness to some dramatic changes in recent years, with several Western countries now moving away from the traditional model of regarding forests merely as sources of wood. Rather these countries are increasingly recognizing their forests as multi-purpose resources with roles which go far beyond simple economics. In this innovative book, Sylvie Nail uses England as a case study to explore the relationships between forests, society and public perceptions, raising important questions about forest policy and management both now and in the future. Adopting a sociological approach to forest policy and management, the book discusses the current validity of the two principles underlying forestry since the Middle Ages: first, that forestry should only exist when no better use of the land can be made, and second, that forestry itself should be profitable. The author stresses how values and perceptions shape policies, and conversely how policies can modify perceptions, and also how policies can fail if they do not take perceptions into account. She concludes that many of the issues facing English forestry in the 21st century - from leisure, health and amenity provision, through education and rural as well as urban regeneration, to biodiversity conservation - go well beyond both national borders and the scope of forestry. Indeed forestry in the 21st century seems to be less about planting and managing trees than about being a vector and a mirror of social change. This novel synthesis provides a valuable resource for advanced students and researchers from all areas of natural resource studies, including those interested in social history, socio-economics, cultural geography and environmental psychology, as well as those studying landscape ecology, environmental history, policy analysis and natural resource management.
Forest ecosystems represent a major type ofland use in Germanyand in Europe. They provide a number of functions, or ecosystem services, beneficial to humans, namely biomass production, regulation of the water- and energy cyde, C and N sequestration, erosion control, recreation, and they act as habitat for numerous species. The stability of forest ecosystems in Europe as influenced by the deposition of air pollutants has been a matter of debate for more than 20 years. Besides atmospheric deposition, other environmental conditions affecting forest ecosystems, such as temperature, CO content of the atmosphere 2 and precipitation, have significantly changed in the past and continue to change in the future. Quantifying and predicting the effects of these changes on ecosys tem functioning are achallenge to ecosystem research and also a requirement to establish sustainable use of forest ecosystems in the future. This book summarizes results of long-term, interdisciplinary ecosystem research conducted in two forested catchments and coordinated at the Bayreuth Institute of Terrestrial Ecosystem Research (BITOEK), University of Bayreuth, Germany. It does not aim to summarize all the research of BITOE K in the past decade, which would go far beyond the studies in these two catch ments. Instead, we concentrate here on the long-term developments in the biogeochemistry of carbon and mineral elements and on the water cyde, at both the plot and the catchment scale.
This book highlights classification patterns and underlying ecological drivers structuring the vegetation of selected indigenous subtropical forests in South Africa. It uses original field sampling and advanced numerical data analysis to examine three major types of forest - Albany Coastal Forests, Pondoland Coastal Scarp and Eastern Scarp - all of which are of high conservation value. Offering a unique and systematic assessment of South African ecology in unprecedented detail, the book could serve as a model for future vegetation surveys of forests not only in Africa, but also around the globe.
This book explores the concepts, premises, advancements, and challenges in quantifying natural forest landscape patterns through mapping techniques. After several decades of development and use, these tools can now be examined for their foundations, intentions, scope, advancements, and limitations. When applied to natural forest landscapes, mapping techniques must address concepts such as stochasticity, heterogeneity, scale dependence, non-Euclidean geometry, continuity, non-linearity, and parsimony, as well as be explicit about the intended degree of abstraction and assumptions. These studies focus on quantifying natural (i.e., non-human engineered) forest landscape patterns, because those patterns are not planned, are relatively complex, and pose the greatest challenges in cartography, and landscape representation for further interpretation and analysis.
For a sustainable urban future to be possible, a new botanical discipline is needed to deepen our understanding of the relations between people and plants. This discipline will link environmental management concerns with those of human welfare and wellbeing in a specifically urban context to achieve both ecological restorations and social redress. The Durban Botanic Gardens Trust has published The Durban Forest as an early effort to establish a manifesto for this much-needed new discipline, and provides both historical and forward-looking perspectives on the changing relations between natural areas and urban dwellers. These relations urgently await our exploration if we are to face the challenges of the accelerating urbanism and environmental change that are now upon us. The Durban forest will appeal to all those interested in people and the environment, culture and community, our past and our future. Most of all, it will speak to the Durban of tomorrow and suggest a new kind of botany that will help to build a future for all Durban’s residents that is environmentally, socially and economically more just and more secure. The Durban forest is the first in a series of publications planned by the Durban Botanic Gardens Trust. The series is to be entitled umKhuhlu, the African name for Trichilia dregeana, the forest mahogany and an iconic Durban tree. The series will draw on the garden’s reputation as Durban’s oldest, and one of its most treasured public institutions in order to encourage a new model of plant use. This model aspires to a specific urban, humanitarian and restorative focus that will support a just and resilient urbanism.
This captivating book simply and engagingly captures the vital role forests play in combating the effects of climate change. The reasons for the current and historical demise of the forest are clearly outlined, followed by a fascinating insight into how a forest works to help the local and global environment. There is a solution to global warming which is realistic, attainable and beneficial to the Earth and her inhabitants. Bill Liao and WeForest's laudable goals of making the earth cooler, alleviating poverty and restoring eco-systems are enshrined in the case studies from around the world; vividly demonstrating reasons to be hopeful. |
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