Suffocating waters

This map shows dead zones (red) areas where excess nutrients might allow dead zones to develop (yellow). In some parts of the world, areas that had dead zones are getting better (green). Credit: R. Diaz, et al/World Resources Institute 2011

Take a deep breath and hold it for 30 seconds.

Now you know what it’s like for fish in a coastal dead zone, a place where there’s little or no oxygen in the water, says Robert Diaz. He’s a researcher at the Virginia Institute of Marine Science in Gloucester Point. ..อ่านต่อ