Yellowstone's Destabilized Ecosystem

Yellowstone's Destabilized Ecosystem PDF Author: Frederic H. Wagner
Publisher: Oxford University Press
ISBN: 0198033796
Category : Science
Languages : en
Pages : 386

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Book Description
Wagner, one of our most distinguished wildlife biologists, is a strong critic of ecological practices in the national parks. This book provides an assessment of the ecological history of Yellowstone's northern range, since before the park existed, showing the impact of US Park Service policies on the health of the areas they oversee. He demonstrates that elk had been historically rare throughout the region and that overgrazing by elk has seriously degraded the landscape and altered the structure of the area. This is a major contribution to reconstructing the ecology of this region over the course of the past 500 years. It is also a critique of US Park Service management policies and their stewardship of the nation's most cherished natural areas. Wagner's book will generate substantial attention and debate both in the scientific and policy/management communities.

Yellowstone's Destabilized Ecosystem

Yellowstone's Destabilized Ecosystem PDF Author: Frederic H. Wagner
Publisher: Oxford University Press
ISBN: 0195148215
Category : Nature
Languages : en
Pages : 386

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Book Description
"The beloved Yellowstone National Park underwent a management shift in 1969 that drastically altered its landscape. This book comes at a time when scientific results are sometimes withheld so that they do not challenge policy positions. The author charges that Yellowstone-supported research has produced a faulty ecological paradigm, whether consciously or not, in order to maintain status quo of the Park's "natural-regulation" policy." "Wagner's ecosystem model of the Park's northern range focuses on a low-elevation region of the Park where a large herd of Rocky Mountain elk winters. His study spans 132 years of ecological, hydrologic, archaeological, photographic, and historic evidence and synthesizes the herd's impact over time."--BOOK JACKET.

Ecological Dynamics on Yellowstone's Northern Range

Ecological Dynamics on Yellowstone's Northern Range PDF Author: National Research Council
Publisher: National Academies Press
ISBN: 0309083451
Category : Science
Languages : en
Pages : 199

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Book Description
Ecological Dynamics on Yellowstone's Northern Range discusses the complex management challenges in Yellowstone National Park. Controversy over the National Park Service's approach of "natural regulation" has heightened in recent years because of changes in vegetation and other ecosystem components in Yellowstone's northern range. Natural regulation minimizes human impacts, including management intervention by the National Park Service, on the park ecosystem. Many have attributed these changes to increased size of elk and other ungulate herds. This report examines the evidence that increased ungulate populations are responsible for the changes in vegetation and that the changes represent a major and serious change in the Yellowstone ecosystem. According to the authors, any human intervention to protect species such as the aspen and those that depend on them should be prudently localized rather than ecosystem-wide. An ecosystem-wide approach, such as reducing ungulate populations, could be more disruptive. The report concludes that although dramatic ecological change does not appear to be imminent, approaches to dealing with potential human-caused changes in the ecosystem, including those related to climate change, should be considered now. The need for research and public education is also compelling.

The Greater Yellowstone Ecosystem

The Greater Yellowstone Ecosystem PDF Author: Robert B. Keiter
Publisher: Yale University Press
ISBN: 9780300059274
Category : Nature
Languages : en
Pages : 452

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Book Description
In 1872, Congress designated Yellowstone National Park as the world's first National Park. In this book, various experts in science, economics and law discuss key resource management issues in the greater Yellowstone ecosystem, and how humans should interact with the environment of this area.

Preserving Yellowstone's Natural Conditions

Preserving Yellowstone's Natural Conditions PDF Author: James A. Pritchard
Publisher: U of Nebraska Press
ISBN: 1496233050
Category : History
Languages : en
Pages : 432

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Book Description
In this new edition James A. Pritchard has added a summary of recent developments in wildlife science and management and discusses historical continuities in the role of Yellowstone Park as a wildlife refuge and conservator.

Yellowstone's Northern Range

Yellowstone's Northern Range PDF Author:
Publisher:
ISBN:
Category : Ecosystem management
Languages : en
Pages : 164

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Book Description


The Ecology of Large Mammals in Central Yellowstone

The Ecology of Large Mammals in Central Yellowstone PDF Author: Robert A. Garrott
Publisher: Academic Press
ISBN: 0080921051
Category : Science
Languages : en
Pages : 712

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Book Description
This book is an authoritative work on the ecology of some of America’s most iconic large mammals in a natural environment - and of the interplay between climate, landscape, and animals in the interior of the world’s first and most famous national park.Central Yellowstone includes the range of one of the largest migratory populations of bison in North America as well as a unique elk herd that remains in the park year round. These populations live in a varied landscape with seasonal and often extreme patterns of climate and food abundance. The reintroduction of wolves into the park a decade ago resulted in scientific and public controversy about the effect of large predators on their prey, a debate closely examined in the book. Introductory chapters describe the geography, geology and vegetation of the ecosystem. The elk and bison are then introduced and their population ecology described both pre- and post– wolf introduction, enabling valuable insights into the demographic and behavioral consequences for their ungulate prey. Subsequent chapters describe the wildlife-human interactions and show how scientific research can inform the debate and policy issues surrounding winter recreation in Yellowstone. The book closes with a discussion of how this ecological knowledge can be used to educate the public, both about Yellowstone itself and about science, ecology and the environment in general. Yellowstone National Park exemplifies some of the currently most hotly debated and high-profile ecological, wildlife management, and environmental policy issues and this book will have broad appeal not only to academic ecologists, but also to natural resource students, managers, biologists, policy makers, administrators and the general public. Unrivalled descriptions of ecological processes in a world famous ecosystem, based on information from 16 years of painstaking field work and collaborations among 66 scientists and technical experts and 15 graduate studies Detailed studies of two charismatic North American herbivore species – elk and bison Description of the restoration of wolves into central Yellowstone and their ecological interactions with their elk and bison prey Illustrated with numerous evocative colour photographs and stunning maps

Yellowstones Survival

Yellowstones Survival PDF Author: Susan G. Clark
Publisher: Anthem Press
ISBN: 1785277332
Category : Science
Languages : en
Pages : 544

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Book Description
This book focuses on Yellowstone: the park, the larger ecosystem, and even more so, the “idea” of Yellowstone. In presenting a case for a new conservation paradigm for the Greater Yellowstone Ecosystem (GYE), including Yellowstone National Park, the book, at its heart, is about people and nature relationships. This new paradigm will be truly committed to a healthy, sustainable environment, rich in other life forms, and one that affords dignity for all: humans and nonhumans. The new story or paradigm must be about living such a commitment and future for GYE in real time. The book presents a well-developed theory for interdisciplinary problem solving that is grounded in practice.

Yellowstone's Wildlife in Transition

Yellowstone's Wildlife in Transition PDF Author: P. J. White
Publisher: Harvard University Press
ISBN: 0674076419
Category : Nature
Languages : en
Pages : 362

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Book Description
The world's first national park is constantly changing. How we understand and respond to recent events putting species under stress will determine the future of ecosystems millions of years in the making. Marshaling expertise from over 30 contributors, Yellowstone's Wildlife in Transition examines three primary challenges to the park's ecology.

Searching for Yellowstone

Searching for Yellowstone PDF Author: Paul Schullery
Publisher: Montana Historical Society
ISBN: 9780972152211
Category : History
Languages : en
Pages : 364

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Book Description
Schullery's book details the ecological history of Yellowstone National Park.

Yellowstone’s Wildlife in Transition

Yellowstone’s Wildlife in Transition PDF Author: P. J. White
Publisher: Harvard University Press
ISBN: 0674076435
Category : Nature
Languages : en
Pages : 321

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Book Description
The world's first national park, Yellowstone is a symbol of nature's enduring majesty and the paradigm of protected areas across the globe. But Yellowstone is constantly changing. How we understand and respond to events that are putting species under stress, say the authors of Yellowstone's Wildlife in Transition, will determine the future of ecosystems that were millions of years in the making. With a foreword by the renowned naturalist E. O. Wilson, this is the most comprehensive survey of research on North America's flagship national park available today. Marshaling the expertise of over thirty contributors, Yellowstone's Wildlife in Transition examines the diverse changes to the park's ecology in recent decades. Since its creation in the 1870s, the priorities governing Yellowstone have evolved, from intensive management designed to protect and propagate depleted large-bodied mammals to an approach focused on restoration and preservation of ecological processes. Recognizing the importance of natural occurrences such as fires and predation, this more ecologically informed oversight has achieved notable successes, including the recovery of threatened native species of wolves, bald eagles, and grizzly bears. Nevertheless, these experts detect worrying signs of a system under strain. They identify three overriding stressors: invasive species, private-sector development of unprotected lands, and a warming climate. Their concluding recommendations will shape the twenty-first-century discussion over how to confront these challenges, not only in American parks but for conservation areas worldwide. Highly readable and fully illustrated, Yellowstone's Wildlife in Transition will be welcomed by ecologists and nature enthusiasts alike.