PBS Anywhere

Providing Support for PBS.org

PBS NewsHour

Coral Reefs Die as Ocean Temperatures Rise, Water Acidifies

6:44

In addition to negative consequences caused by overfishing and pollution, coral reefs face another major existential threat: increased acidity from warming oceans. Hari Sreenivasan reports from Florida about the dire outlook for coral reefs, as well as efforts and research to try and save them.

Episodes of PBS NewsHour44

See all Episodes

Clips of PBS NewsHour9199

See all

Previews of PBS NewsHour3

PBS NewsHour

State of the Union 2016

PBS NEWSHOUR offers live coverage of President Obama's speech and the Republican response.

0:20

PBS NewsHour

PBS NewsHour Weekend

Premieres Saturday, September 7, 2013 at 6 p.m. ET.

0:30

See all