Coral reefs, like tree rings, are natural archives of climate change. But oceanic corals also provide a faithful account of how people make use of land through history, says Robert B. Dunbar of Stanford University. In a study published in the Feb. 22 issue of Geophysical Research Letters, Dunbar an...
Satellites are helping scientists expand a virtual network to watch for increases in ocean temperatures that can damage or kill the fragile ecosystems of coral reefs worldwide. The National Oceanic and Atmospheric Administration said Thursday its Coral Reef Watch network has been expanded fro...