Last year it reached 7,903 square miles. The earlier record was 8,481 square miles in 2002.
Notice a trend?
Notice the Bizarre-New-Age-of-Abysmal-Record-Everythings we’ve entered?
For those of you who’ve been asleep during the Bush-van-Winkle years, here’s the primer. A dead zone forms when fertilizers wash from farms via rivers to fertilize the sea.
So this year’s climate-change-induced record floods on the Mississippi River do a lot more damage than to Midwestern croplands.
That’s because the ocean doesn’t like a lot of fertilizer. It makes too many plants grow. Those plants die and feed too many decomposers who use up all the oxygen in the water. Everything suffocates.