wyszukanych pozycji: 2
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Science and Ecosystem Management in the Naitonal Parks
ISBN: 9780816515660 / Angielski / Twarda / 1996 / 364 str. Termin realizacji zamówienia: ok. 30 dni roboczych (Dostawa w 2026 r.) Our national parks are more than mere recreational destinations. They are repositories of the nation's biological diversity and contain some of the last ecosystem remnants needed as standards to set reasonable goals for sustainable development throughout the land. Nevertheless, public pressure for recreation has largely precluded adequate research and resource monitoring in national parks, and ignorance of ecosystem structure and function in parks has led to costly mistakes--such as predator control and fire suppression--that continue to threaten parks today. This volume demonstrates the...
Our national parks are more than mere recreational destinations. They are repositories of the nation's biological diversity and contain some of the la...
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cena:
208,03 |
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Southwestern Desert Resources
ISBN: 9780816528172 / Angielski / Twarda / 2010 / 376 str. Termin realizacji zamówienia: ok. 30 dni roboczych (Dostawa w 2026 r.) The southwestern deserts stretch from southeastern California to west Texas and then south to central Mexico. The landscape of this region is known as basin and range topography featuring to "sky islands" of forest rising from the desert lowlands which creates a uniquely diverse ecology. The region is further complicated by an international border, where governments have caused difficulties for many animal populations. This book puts a spotlight on individual research projects which are specific examples of work being done in the area and when they are all brought together, to shed a...
The southwestern deserts stretch from southeastern California to west Texas and then south to central Mexico. The landscape of this region is known as...
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cena:
188,67 |