front cover of Ecology and Management of North American Savannas
Ecology and Management of North American Savannas
Guy R. McPherson
University of Arizona Press, 1997
Savannas are ecosytems with a continuous grass layer and scattered trees or shrubs. These lands occupy nearly a third of the earth’s land surface and are an important resource not only in world economies but also as repositories of biodiversity. Because savannas are generally thought of as tropical ecosystems, most reviews of the literature have tended to disregard savannas found in temperate zones. Yet these ecosystems are both extensive and diverse in North America, ranging from longleaf pine habitats along the Atlantic coastal plain to xeric piñon-juniper communities of the Great Basin-ecosystems seemingly disparate, yet similar enough to merit study as savannas. This book provides an overview of the patterns and processes shared by these ecosystems and offers substantive ideas regarding future management and research efforts. It describes the composition geographic distribution, climate, soils, and uses of savannas throughout North America, summarizing and integrating a wide array of literature. While discussing these ecological patterns and processes. McPherson develops a framework for implementing management practices and safeguarding the future of these important wildland ecosystems. Ecology and Management of North American Savannas takes a major step toward establishing the science of savanna ecology for North America. It encourages constructive debate and relevant research on these important systems and will also serve as a useful resource in biogeography, plant ecology, and rangeland management.
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The Ecology of Neotropical Savannas
Guillermo Sarmiento
Harvard University Press, 1984

Savanna ecosystems play a major role in the natural landscape and in the economic life of vast areas of the tropics. These grasslands are inherently fragile, yet Third World economic development makes human exploitation inevitable. The question that remains is whether utilization of the savannas for agriculture and other purposes will create sustained economic growth or a desert waste.

Guillermo Sarmiento is an unquestionable authority on the grasslands of the New World. His book is the first modern, integrated view of the genesis and function of this important natural system--a synthesis of savanna architecture, seasonal rhythms, productive processes, and water and nutrient economy. Sarmiento's emphasis is on the Venezuelan savannas that he has spent a lifetime studying, but his outlook is far broader. He makes frequent comparisons with other neotropical and tropical savannas and with temperate prairies, and he offers conclusions of global importance, not only for ecologists and agronomist but for anyone concerned with the politics of Third World development.

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front cover of The Kruger Experience
The Kruger Experience
Ecology And Management Of Savanna Heterogeneity
Edited by Johan T. du Toit, Kevin H. Rogers, and Harry C. Biggs
Island Press, 2003

Kruger National Park in South Africa has one of the most extensive sets of records of any protected area in the world, and throughout its history has supported connections between science and management. In recognition of that long-standing tradition comes The Kruger Experience, the first book to synthesize/summarize a century of ecological research and management in two million hectares of African savanna.

The Kruger Experience places the scientific and management experience in Kruger within the framework of modern ecological theory and its practical applications. The book uses a cross-cutting theme of ecological heterogeneity -- the idea that ecological systems function across a full hierarchy of physical and biological components, processes, and scales, in a dynamic space-time mosaic. Contributors, who include many esteemed ecologists who have worked in Kruger in recent years, examine a range of topics covering broad taxonomic groupings and ecological processes. The book's four sections explore:

  • the historical context of research and management in Kruger, the theme of heterogeneity, and the current philosophy in Kruger for linking science with management
  • the template of natural components and processes, as influenced by management, that determine the present state of the Kruger ecosystem
  • how species interact within the ecosystem to generate further heterogeneity across space and time
  • humans as key components of savanna ecosystems

In addition to the editors, contributors include William J. Bond, Jane Lubchenco, David Mabunda, Michael G.L. ("Gus") Mills, Robert J. Naiman, Norman Owen-Smith, Steward T.A. Pickett, Stuart L. Pimm, and Rober J. Scholes.

The book is an invaluable new resource for scientists and managers involved with large, conserved ecosystems as well as for conservation practitioners and others with interests in adaptive management, the societal context of conservation, links between research and management in parks, and parks/academic partnerships.

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