The number of those areas has nearly doubled every decade since the 1960s, said Robert J. Diaz, a biological oceanographer at the Virginia Institute of Marine Science.
"Dead zones were once rare, but now they're commonplace, and there are more of them in more places," he said.
Diaz and Rutger Rosenberg, a marine ecologist at Sweden's Göteborg University, have just completed a global survey of the imperiled areas, and their report appears today in the journal Science.
So... oceans dying, teachers carry guns, US Constitution shredded--as Aaron Sorkin wrote for Jed Bartlett: "What's next?"
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