Shrinking the Gulf Coast dead zone part 2: Upriver

In the second part of a special two-part series, reporter and photographer Spike Johnson looks how Midwest agriculture contributes to the dead zone and what’s being done to reduce the damage.

Shrinking the Gulf Coast dead zone part 1: Downriver

In the first part of a special two-part series, reporter and photographer Spike Johnson examines how dead zones affect the Gulf seafood industry and efforts being taken in Louisiana to mitigate the problem.