Ecological Society of America Panel on Vegetation Classification
Constituted by the Ecological Society of America to support and facilitate the creation of standardized, scientifically credible North American vegetation type classification.
Images of the Dry Tropics
Photographs of plants, animals, and landscapes from dry tropical habitats in the Americas, Africa, Madagascar, and Asia. Dry tropical habitat types include tropical dry forest, tro…
Millennium Ecosystem Assessment
Reports from international effort to inventory global ecosystems, their contribution to human development, and the effect of the ongoing degradation of ecosystem services on human …
The State of the Nation's Ecosystems
Online book about the current status and trends of the environment of the United States, aimed at public policy makers and concerned citizens.
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