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Books > Earth & environment > The environment > Conservation of the environment > Conservation of wildlife & habitats
Beavers are widely recognised as a keystone species which play a pivotal role in riparian ecology. Their tree felling and dam building behaviours coupled with a suite of other activities create a wealth of living opportunities that are exploited by a range of other species. Numerous scientific studies demonstrate that beaver-generated living environments that are much richer in terms of both biodiversity and biomass than wetland environments from which they are absent. Emerging contemporary studies indicate clearly that the landscapes they create can afford sustainable, cost-effective remedies for water retention, flood alleviation, silt and chemical capture. Beaver activities, especially in highly modified environments, may be challenging to certain land use activities and landowners. Many trialled and tested methods to mitigate against these impacts, including a wide range of non-lethal management techniques, are regularly implemented across Europe and North America. Many of these techniques will be new to people, especially in areas where beavers are newly re-establishing. This handbook serves to discuss both the benefits and challenges in living with this species, and collates the wide range of techniques that can be implemented to mitigate any negative impacts. The authors of this handbook are all beaver experts and together they have a broad range of scientific knowledge and practical experience regarding the ecology, captive husbandry, veterinary science, pathology, reintroduction and management of beavers in both continental Europe and Britain.
Coral reefs are an important tourism resource for many coastal and island destinations and generate a range of benefits to their local communities, including as a food source, income from tourism, employment and recreational opportunities. However, coral reefs are under increasing threat from climate change and related impacts such as coral bleaching and ocean acidification. Other anthropogenic stresses include over-fishing, anchor damage, coastal development, agricultural run-off, sedimentation and coral mining. This book adopts a multidisciplinary approach to review these issues as they relate to the sustainable management of coral reef tourism destinations. It incorporates coral reef science, management, conservation and tourism perspectives and takes a global perspective of coral reef tourism issues covering many of the world's most significant coral reef destinations. These include the Great Barrier Reef and Ningaloo Reef in Australia, the Red Sea, Pacific Islands, South East Asia, the Maldives, the Caribbean islands, Florida Keys and Brazil. Specific issues addressed include climate change, pollution threats, fishing, island tourism, scuba diving, marine wildlife, governance, sustainability, conservation and community resilience. The book also issues a call for more thoughtful development of coral reef experiences where the ecological needs of coral reefs are placed ahead of the economic desires of the tourism industry.
Great White sharks, attracted by an offshore seal colony, have brought success to the adjacent fishing village of Gansbaai along the southern African coast. A flourishing shark cage diving industry has sprung up, bringing jobs and money, and so benefiting almost the entire community. Tourists come from far and near to experience the thrill of a real-life brush with the legendary ‘Jaws’. Shark Town, as it has become known, is booming. Then one day, the sharks disappear. Slowly at first, but with gathering momentum, the word spreads: cage diving off Gansbaai can no longer promise the thrill of an encounter. The crowds thin, the boats remain at their moorings, and the once bustling community waits as their livelihoods tail off. Entrepreneurs and scientists alike are baffled. But it’s not long before shark carcasses start washing up on the beaches. These, together with some coincidental sightings of another apex predator in the vicinity, are the first leads to the possible causes and culprits. Against the clamour and thrill of the cage-diving season in full swing, Richard Peirce visits the unfolding drama and explores what’s behind these strange events.
The water vole is one of Britain's most endangered mammals. A native of the British Isles, and popularised in modern culture as 'Ratty' in Kenneth Grahame's The Wind in the Willows, the water vole is a cherished resident of our rivers, canals, streams and ponds. But this once ever-present mammal, like so many others, is now in danger - during the 1990s Britain's water vole population declined by over 80 per cent, and it is now fully protected by law in England and Wales. In The Water Vole, Christine Gregory, author of Brown Hares in the Derbyshire Dales and A River in Time, tells the story of the water vole, past, present and future, principally through its history in the waterways of Derbyshire. Having spent several years studying Derbyshire's water vole population and habitats, and capturing their behaviour intimately through her photography, Christine has developed a relationship with many of the custodians of the county's waterways, who are vital to the survival of the water vole. Decades of painstaking research into the decline of the water vole and the visionary work of conservationists give much cause for hope. Respecting our countryside and wild places and rebuilding the health of our rivers is key: we all have a role to play in the water vole's future.
The species-area relationship (SAR) describes a range of related phenomena that are fundamental to the study of biogeography, macroecology and community ecology. While the subject of ongoing debate for a century, surprisingly, no previous book has focused specifically on the SAR. This volume addresses this shortfall by providing a synthesis of the development of SAR typologies and theory, as well as empirical research and application to biodiversity conservation problems. It also includes a compilation of recent advances in SAR research, comprising novel SAR-related theories and findings from the leading authors in the field. The chapters feature specific knowledge relating to terrestrial, marine and freshwater realms, ensuring a comprehensive volume relevant to a wide range of fields, with a mix of review and novel material and with clear recommendations for further research and application.
A remarkable look at the rarest butterflies, how global changes threaten their existence, and how we can bring them back from near-extinction Most of us have heard of such popular butterflies as the Monarch or Painted Lady. But what about the Fender's Blue? Or the St. Francis' Satyr? Because of their extreme rarity, these butterflies are not well-known, yet they are remarkable species with important lessons to teach us. The Last Butterflies spotlights the rarest of these creatures-some numbering no more than what can be held in one hand. Drawing from his own first-hand experiences, Nick Haddad explores the challenges of tracking these vanishing butterflies, why they are disappearing, and why they are worth saving. He also provides startling insights into the effects of human activity and environmental change on the planet's biodiversity. Weaving a vivid and personal narrative with ideas from ecology and conservation, Haddad illustrates the race against time to reverse the decline of six butterfly species. Many scientists mistakenly assume we fully understand butterflies' natural histories. Yet, as with the Large Blue in England, we too often know too little and the conservation consequences are dire. Haddad argues that a hands-off approach is not effective and that in many instances, like for the Fender's Blue and Bay Checkerspot, active and aggressive management is necessary. With deliberate conservation, rare butterflies can coexist with people, inhabit urban fringes, and, in the case of the St. Francis' Satyr, even reside on bomb ranges and military land. Haddad shows that through the efforts to protect and restore butterflies, we might learn how to successfully confront conservation issues for all animals and plants. A moving account of extinction, recovery, and hope, The Last Butterflies demonstrates the great value of these beautiful insects to science, conservation, and people.
Invasive species have a critical and growing effect upon natural areas. They can modify, degrade, or destroy wildland ecosystem structure and function, and reduce native biodiversity. Landscape-level solutions are needed to address these problems. Conservation biologists seek to limit such damage and restore ecosystems using a variety of approaches. One such approach is biological control: the deliberate importation and establishment of specialized natural enemies, which can address invasive species problems and which should be considered as a possible component of restoration. Biological control can be an effective tool against many invasive insects and plants but it has rarely been successfully employed against other groups. Safety is of paramount concern and requires that the natural enemies used be specialized and that targeted pests be drivers of ecological degradation. While modern approaches allow species to be selected with a high level of security, some risks do remain. However, as in all species introductions, these should be viewed in the context of the risk of failing to reduce the impact of the invasive species. This unique book identifies the balance among these factors to show how biological control can be integrated into ecosystem restoration as practiced by conservation biologists. Jointly developed by conservation biologists and biological control scientists, it contains chapters on matching tools to management goals; tools in action; measuring and evaluating ecological outcomes of biological control introductions; managing conflict over biological control; and includes case studies as well as an ethical framework for integrating biological control and conservation practice. Integrating Biological Control into Conservation Practice is suitable for graduate courses in invasive species management and biological control, as well as for research scientists in government and non-profit conservation organizations.
Originally published in 1979 International Trade in Wildlife is a product of the 1973 Convention on International Trade in Endangered Species of Wild Fauna and Flora conference, containing the full text of the CITIES convention. The volume outlines the animals and plants controlled by CITIES, and describes the protective policies put in place to protect endangered plants and animals. It gives a detailed background to the international traffic in monkey's, spotted cats, whales, ivory, parrots, tortoises, marine turtles, crocodiles, butterflies, sponges and rare orchids at the time of publication and acts as a comprehensive document on the conservation policies enacted through CITIES, as well as facts surrounding the decline of endangered species. Although published over 40 years ago, the document still offers a comprehensive and useful guide to conservation and will be an important historical document for environmental policy makers and conservationists alike.
In the 1950s biologists became alarmed by the plight of Africa's wildlife. Since then they have sought to arrest its decline, but increasing competition between wild fauna and expanding human populations shows that protection alone has been inadequate. The conservationists' position and strategies have been progressively eroded: large-scale game cropping schemes have failed to produce expected revenues, the consequences of the tourist industry have been unexpectedly detrimental, and educational programs have rarely convinced rural Africans to conserve resources. Dr. Marks argues that the management and conservation of wild animals in Third World countries must include cultural as well as biological dimensions and that changes in human social systems will be necessary to sustain wildlife and the environmental processes. He describes indigenous attempts to manage wildlife and suggests new research initiatives that would lead to wildlife policies more in keeping with human development needs and with the realities of the rural countryside.
Why has Canada been unable to achieve any of its climate-change targets? Part of the reason is that emissions in two provinces, Alberta and Saskatchewan - already about half the Canadian total when taken together - have been steadily increasing as a result of expanding oil and gas production. Declining emissions in other provinces, such as Ontario, Quebec, Nova Scotia, and New Brunswick, have been cancelled out by those western increases. The ultimate explanation for Canadian failure lies in the differing energy interests of the western and eastern provinces, overlaid on the confederation fault-line of western alienation. Climate, energy, and national unity form a toxic mix. How can Ottawa possibly get all the provinces moving in the same direction of decreasing emissions? To answer this question, Douglas Macdonald explores the five attempts to date to put in place coordinated national policy in the fields of energy and climate change - from Pierre Trudeau's ill-fated National Energy Program to Justin Trudeau's bitterly contested Pan-Canadian program - analysing and comparing them for the first time. Important new insights emerge from this analysis which, in turn, provide the basis for a new approach. Carbon Province, Hydro Province is a major contribution to the vital question of how our federal and provincial governments can effectively work together and thereby for the first time achieve a Canadian climate-change target.
'To the lover of pure wildness Alaska is one of the most wonderful countries in the world.' First published in 1915, Travels in Alaska is the last book that Muir wrote, detailing the adventures and experiences that were arguably most dear to him. Alaska's picturesque forests, grand mountains, and unique glacier range impacted Muir from the moment he first visited: 'Never before this had I been embosomed in scenery so hopelessly beyond description... we must surely have reached the very paradise of the poets, the abode of the blessed.' As Muir expert Terry Gifford observes in the foreword, 'From the first trip, Muir set out to learn as much about the people as the glaciers'; and this willingness to surround himself in all aspects of the atmosphere is evident throughout, with beautifully detailed descriptions of everything from the tribes that he meets, to the canyons, rivers and animals he encounters. Muir's unwavering adventurous spirit shines through in Travels in Alaska; no challenge is too great and even when faced with the unimaginable - being caught near death between two icebergs while canoeing, or saving an inexperienced mountaineer from slipping and falling - he does not lose his faithful 'get up and go' attitude. Travels in Alaska details three of Muir's trips to Alaska: 1879, 1880 and 1890. Each one a refreshing account of the joys of exploring and the rewards of the outdoors: 'Never before had rocks and ice and trees seemed so beautiful and wonderful, even the cold, biting rainstorm that was blowing seemed full of loving kindness, wonderful compensation for all that we had endured, and we sailed down the bay through the grey, driving rain rejoicing.' Embedded with stunning metaphors, a dedicated love of Mother Nature and a desire to protect and preserve wildness, this book is an insight not only into Alaska, but Muir himself. The enthusiasm contained within these pages is infectious, and as well as making a powerful read, Muir will inspire you, too, to go out and experience the paradise that is natural wildness.
A Project of the Center for Great Plains Studies and the School of Natural Resources, University of Nebraska Great Plains Bison traces the history and ecology of this American symbol from the origins of the great herds that once dominated the prairie to its near extinction in the late nineteenth century and the subsequent efforts to restore the bison population. A longtime wildlife biologist and one of the most powerful literary voices on the Great Plains, Dan O'Brien has managed his own ethically run buffalo ranch since 1997. Drawing on both extensive research and decades of personal experience, he details not only the natural history of the bison but also its prominent symbolism in Native American culture and its rise as an icon of the Great Plains. Great Plains Bison is a tribute to the bison's essential place at the heart of the North American prairie and its ability to inspire naturalists and wildlife advocates in the fight to preserve American biodiversity.
Peregrine falcons have their share of claims to fame. With a diving speed of over two hundred miles per hour, these birds of prey are the fastest animals on earth or in the sky, and they are now well known for adapting from life on rocky cliffs to a different kind of mountain: modern skyscrapers. But adaptability only helps so much. In 1951, there were no peregrines left in Illinois, and it looked as if the species would be wiped out entirely in North America. Today, however, peregrines are flourishing. In The Peregrine Returns, Mary Hennen gives wings to this extraordinary conservation success story. Drawing on the beautiful watercolors of Field Museum artist-in-residence Peggy Macnamara and photos by Field Museum research assistant Stephanie Ware, as well as her own decades of work with peregrines, Hennen focuses her tale on Illinois's Chicago Peregrine Program, a collaboration between researchers and citizen scientists. She follows the journey of Illinois's peregrines from their devastating decline to the discovery of its cause (a thinning of eggshells caused by a byproduct of DDT), through to recovery, revealing how the urban landscape has played an essential role in enabling falcons to return to the wild and how people are now learning to live in close proximity to these captivating raptors. Both a model for conservation programs across the country and an eye-opening look at the many creatures with which we share our homes, this richly illustrated story of the Chicago Peregrine Program is an inspiring example of how urban architecture can serve not only our cities' human inhabitants, but also their wild ones.
Muntjac and water deer were introduced to Britain from East Asia. This book provides a comprehensive overview of their natural history and the management of their environmental impacts. In lowland England, muntjac deer are one of the drivers of changes in woodland structure and species composition, and many of the principles relating to such woodland impact are also applicable to the activities of other species of deer. Interest in environmental impacts of deer is not solely restricted to woodlands. The highest densities of water deer occur in wetlands, where there is potential for conflict, and considerable numbers are also found on agricultural land. Muntjac have also settled in suburbia and frequently cause impacts there. Conservationists and national decision makers are concerned both about invasive alien species and about increasing deer populations. The first section covers the natural history of both species including: breeding biology, deer in the field, colonisation of Britain, a detailed look at colonisation in a single county, methods for studying deer populations and a review of deer population numbers. The second section covers environmental impact: risk assessment, impact management, control of muntjac, effect of muntjac browsing and grazing, habitat recovery from muntjac impacts and a study on the impacts of water deer. The section concludes with an overview of management and monitoring. The costs and benefits of both species are discussed, and questions asked about whether we are getting on top of problems caused by muntjac (locally and nationally) and will water deer turn out to be similar to muntjac? Attitudes and approaches to these species are changing: with water deer we are actively studying whether it might be an environmental problem, not waiting until after it has obviously become one. What will happen to distribution, numbers, impacts and attitudes in the future? Will water deer ever become a suburban animal? What does the future hold for water deer in China and Korea - and how important is the English population as a global conservation resource?
Large carnivores include iconic species such as bears, wolves and big cats. Their habitats are increasingly being shared with humans, and there is a growing number of examples of human-carnivore coexistence as well as conflict. Next to population dynamics of large carnivores, there are considerable attitude shifts towards these species worldwide with multiple implications. This book argues and demonstrates why human dimensions of relationships to large carnivores are crucial for their successful conservation and management. It provides an overview of theoretical and methodological perspectives, heterogeneity in stakeholder perceptions and behaviour as well as developments in decision making, stakeholder involvement, policy and governance informed by human dimensions of large carnivore conservation and management. The scope is international, with detailed examples and case studies from Europe, North and South America, Central and South Asia, as well as debates of the challenges faced by urbanization, agricultural expansion, national parks and protected areas. The main species covered include bears, wolves, lynx, and leopards. The book provides a novel perspective for advanced students, researchers and professionals in ecology and conservation, wildlife management, human-wildlife interactions, environmental education and environmental social science.
Increasing numbers of ecologists and conservation biologists have begun to explore the use of drone technology to obtain accurate and up-to-date data on the distribution and density of species, as well as the threats to their habitats, in their ongoing attempts to conserve and monitor biodiversity. Conservation drones are low-cost, autonomous, and operator-friendly unmanned aerial vehicles that can be used for surveying, mapping, and monitoring both habitat and biodiversity. They are fast becoming a valuable complement to ground-based surveys and satellite imagery for a wide range of ecological and conservation applications. The authors pioneered the use of conservation drones for the purpose of monitoring orangutan populations in Southeast Asia. They subsequently founded ConservationDrones.org to share their knowledge of building and using drones with colleagues in the wider environmental community. This website has proved highly popular and this book aims to further build capacity to use drones and inspire others to adapt emerging technologies for practical conservation.
Once described by the actress, Joanna Lumley, as "the man with no fear", Tristan Voorspuy spent his whole life living up to the legend. Early stints in Northern Ireland and Germany with the Blues and Royals regiment were but a precursor to a life defined by his love of Africa, a life cut tragically short in 2017 on his beloved game reserve, Sosian. From his epic motorbike ride from Cairo to Cape Town, to extraordinary wildlife encounters and many death-defying light aircraft near misses, Life on the Edge paints a picture of a man determined to live life to the full. It is also the story of compassion, conservation and, ultimately, tragedy. In the last two decades of his life, Voorspuy transformed the overgrazed and drought-blighted Sosian ranch in Northern Kenya into a celebrated game reserve, acclaimed tourist destination and successful cattle ranch. True to form, it was whilst defending this property that an unarmed Tristan, on horseback, was gunned down and killed, a murder that sent shockwaves around the world.
Whether their populations are perceived as too large, just right, too small or non-existent, animal numbers matter to the humans with whom they share environments. Animals in the right numbers are accepted and even welcomed, but when they are seen to deviate from the human-declared set point, they become either enemies upon whom to declare war or victims to be protected. In this edited volume, leading and emerging scholars investigate for the first time the ways in which the size of an animal population impacts how they are viewed by humans and, conversely, how human perceptions of populations impact animals. This collection explores the fortunes of amphibians, mammals, insects and fish whose numbers have created concern in settler Australia and examines shifts in these populations between excess, abundance, equilibrium, scarcity and extinction. The book points to the importance of caution in future campaigns to manipulate animal populations, and demonstrates how approaches from the humanities can be deployed to bring fresh perspectives to understandings of how to live alongside other animals.
This volume examines just how successful community-based conservation approaches have been in their twin objectives of conserving African environments and improving rural livelihoods. Recent conservation policies in Africa have followed three main principles: 1) that conservation should be community-based; 2) that things conserved should be managed to achieve both development and conservation goals; 3) that markets should play a role in shaping the incentives for conservation. The editors and contributors of this volume examine the success or otherwise of these practices in a number of different contexts across the continent. Uganda: Fountain Publishers; Kenya: EAEP; Zimbabwe: Weaver Press
The relentless exploitation and unsustainable use of wildlife,
whether for food, medicine or other uses, is a key concern for
conservationists worldwide. Indeed, wildlife conservation and
sustainable use have recently become centrepieces in conservation
and development research. Assessment, interpretation and ultimate
action in a scientific study of exploited species must consider
numerous factors: from the biology, habitat requirements and
population dynamics of the species in question to the relationships
that people have with their environment and the species within it.
Any long-term management plan must ensure that people and wildlife
can coexist - otherwise it is doomed to failure.
The musteloids are the most diverse super-family among carnivores, ranging from little known, exotic, and highly-endangered species to the popular and familiar, and include a large number of introduced invasives. They feature terrestrial, fossorial, arboreal, and aquatic members, ranging from tenacious predators to frugivorous omnivores, span weights from a 100g weasel to 30kg giant otters, and express a range of social behaviours from the highly gregarious to the fiercely solitary. Musteloids are the subjects of extensive cutting-edge research from phylogenetics to the evolution of sociality and through to the practical implications of disease epidemiology, introduced species management, and climate change. Their diversity and extensive biogeography inform a wide spectrum of ecological theory and conservation practice. The editors of this book have used their combined 90 years of experience working on the behaviour and ecology of wild musteloids to draw together a unique network of the world's most successful and knowledgeable experts. The book begins with nine review chapters covering hot topics in musteloid biology including evolution, disease, social communication, and management. These are followed by twenty extensive case studies providing a range of comprehensive geographic and taxonomic coverage. The final chapter synthesises what has been discussed in the book, and reflects on the different and diverse conservation needs of musteloids and the wealth of conservation lessons they offer. Biology and Conservation of Musteloids provides a conceptual framework for future research and applied conservation management that is suitable for graduate level students as well as professional researchers in musteloid and carnivore ecology and conservation biology. It will also be of relevance and use to conservationists and wildlife managers.
The relentless loss of biodiversity is among the greatest problems facing the world today. The third edition of this established textbook provides an updated and comprehensive overview of the essential background, concepts, and tools required to understand how genetics can be used to conserve species, reduce threat of extinction, and manage species of ecological or commercial importance. This edition is thoroughly revised to reflect the major contribution of genomics to conservation of populations and species. It includes two new chapters: "Genetic Monitoring" and a final "Conservation Genetics in Practice" chapter that addresses the role of science and policy in conservation genetics. New genomic techniques and statistical analyses are crucial tools for the conservation geneticist. This accessible and authoritative textbook provides an essential toolkit grounded in population genetics theory, coupled with basic and applied research examples from plants, animals, and microbes. The book examines genetic and phenotypic variation in natural populations, the principles and mechanisms of evolutionary change, evolutionary response to anthropogenic change, and applications in conservation and management. Conservation and the Genomics of Populations helps demystify genetics and genomics for conservation practitioners and early career scientists, so that population genetic theory and new genomic data can help raise the bar in conserving biodiversity in the most critical 20 year period in the history of life on Earth. It is aimed at a global market of applied population geneticists, conservation practitioners, and natural resource managers working for wildlife and habitat management agencies. It will be of particular relevance and use to upper undergraduate and graduate students taking courses in conservation biology, conservation genetics, and wildlife management.
In 1970, a group of young lawyers launched a new kind of organisation and helped secure the country's bedrock environmental laws. Ever since, the Natural Resources Defense Council (NRDC) has harnessed its legal and scientific expertise to become one of the fiercest protectors of public health and the environment. In this recounting of NRDC's 50-year history, cofounder John Adams tells the ongoing story about fighting the world's most powerful polluters and winning. Alongside archival photography and insider accounts, Adams celebrates a half century of victories, everything from saving whales to getting lead pipes out of Flint, Michigan, to protecting treasured landscapes, like Alaska's Katmai National Park & Preserve. But the book is also a road map for the future, offering hard-won lessons on how to tackle problems that lie at the intersection of science and society. Today, as humanity faces the climate crisis, the stakes have never been higher nor the solutions more complex which is why NRDC remains uniquely positioned as the earth's best defense.
Life histories can be defined as the means by which individuals (or more precisely genotypes) vary their age- or stage-specific expenditures of reproductive effort in response to genetic, phenotypic, and environmental correlates of survival and fecundity. Life histories reflect the expression of traits most closely related to individual fitness, such as age and size at maturity, number and size of offspring, and the timing of the expression of those traits throughout an individual's life. In addition to addressing questions of fundamental importance to ecology and evolution, life-history research plays an integral role in species conservation and management. This accessible primer encompasses the basic concepts, theories, and applied elements of life history evolution, including patterns of trait variability, underlying mechanisms of plastic/evolutionary change, and the practical utility of life-history traits as metrics of species/population recovery, sustainable exploitation, and risk of extinction. Empirical examples are drawn from the entire spectrum of life. A Primer of Life Histories is designed for readers from a broad range of academic backgrounds and experience including graduate students and researchers of ecology and evolutionary biology. It will also be useful to a more applied audience of academic/government researchers in fields such as wildlife biology, conservation biology, fisheries science, and the environmental sciences. |
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