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Ghost bears : exploring the biodiversity crisis /
Across the country and around the world, species that once flourished are now seldom seen. The impact of humans on organisms, ecosystems, and the biosphere has reached crisis proportions, but often this crisis is viewed in terms of a single species - the spotted owl, the snail darter - that is being...
| Call Number: | Libro Electrónico |
|---|---|
| Main Author: | |
| Format: | Electronic eBook |
| Language: | Inglés |
| Published: |
Washington, D.C. :
Island Press,
©1992.
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| Subjects: | |
| Online Access: | Texto completo |