The Oceans Are Suffocating
A woman walks on a beach blanketed with dead sardines in Chile, May 15, 2016. The government has declared an emergency as it deals with the algae bloom "red tide," which sucks oxygen out of the water.
( Felix Marquez / Associated Press )
( Felix Marquez / Associated Press )
Produced by Dana Roberson
Hosted by Todd Zwillich
