- Greg Asner went diving in the South China Sea to survey coral reefs
- He and his team found 70% loss of reef cover on atolls with military bases
Greg Asner is a professor at the Department of Global Ecology at the Carnegie Institution for Science. He conducted a field and satellite survey in the Spratly Islands last year.
(CNN)The Spratly Islands are a nebula of biological wonder -- an archipelago of atolls and reefs that support 600 coral species and 6,000 fish species -- including huge schools of batfish, bumphead parrotfish, scalloped hammerhead sharks, and dolphins.