Toxic waste dump site more than twice the size of Manhattan discovered in Pacific Ocean

A massive underwater toxic waste site has long been suspected off the Southern California shore, since industrial companies used the ocean as a dumping ground until 1972. Now marine scientists have identified over 25,000 barrels they believe contain the toxic chemical "DDT" in the Pacific Ocean. Stephanie Sy talks to David Valentine, a UC Santa Barbara professor of microbiology, about the barrels.
Stream your PBS favorites with the PBS app: to.pbs.org/2Jb...
Find more from PBS NewsHour at www.pbs.org/ne...
Subscribe to our TH-cam channel: bit.ly/2HfsCD6
Follow us:
Facebook: www.pbs.org/new...
Twitter: / newshour
Instagram: / newshour
Subscribe:
PBS NewsHour podcasts: www.pbs.org/ne...
Newsletters: www.pbs.org/ne...