Deepwater Horizon Oil Spill (2010)

Make personal efforts to end 'dead zones'

The Washington Post reports that the Gulf of Mexico’s “dead zone” is now larger than ever: It’s the size of New Jersey, dwarfing the infamous Deepwater Horizon oil spill of 2010.

Dead zones — areas where no aquatic life survives — are created by agricultural runoff from Midwestern factory farms, which is dumped into the gulf by the Mississippi River. Nitrogen and phosphorus from animal waste and animal feed crop fertilizer cause explosive growth of microscopic algae. Dead algae are consumed by bacteria that suck out all the dissolved oxygen, leading to extinction of sea life, destroying fishery operations and recreational activities.

A temporary solution, recommended by...