Healthy ecosystems are essential for human well being, as they provide invaluable functions and services including sustaining living marine resources. The health of ecosystems is therefore not only ...

Mangrove ecology : a geomorphological perspective / B.G. Thom -- The geographic and environmental aspects of mangrove communities : climate / J. Oliver -- Distribution and physiographic patterns of ...

Ecosystems in the Northwest were heavily shaped by wolves before they were nearly wiped out of the region, a new study finds. By the 1930s, gray wolves were nearly gone in Oregon and the rest of the ...