Study: ‘Legacy’ nitrogen also feeds Gulf of Mexico dead zone
By JANET McCONNAUGHEY/ AP Mar. 22, 2018 NEW ORLEANS (AP) — The Gulf of Mexico’s “dead zone” will be an unwanted summer visitor for decades, Canadian scientists say. They say the oxygen-starved patch would persist even if farmers could immediately end all fertilizer runoff. An area with too little oxygen to support marine life [...]