Shrinking the annual Gulf of Mexico ‘dead zone’ down to the size of Delaware will require a 59-percent reduction in the amount of nitrogen runoff that flows down the Mississippi River from as far away as the Corn Belt.
Shrinking the annual Gulf of Mexico ‘dead zone’ down to the size of Delaware will require a 59-percent reduction in the amount of nitrogen runoff that flows down the Mississippi River from as far away as the Corn Belt.