Back to Show
PBS News Hour
Storms, Starfish Wiped out Half of Great Barrier Reef Coral
A new study finds that in the last 27 years, half of Australia's Great Barrier Reef coral has died. Gwen Ifill talks to Nancy Knowlton, a coral reef biologist and chair of Marine Science at the Smithsonian Institution, about ecological and economical consequences of the collapse, as well as measures to help mediate the decline.
Support Provided By
Season

56:44
March 18, 2025 - PBS News Hour full episode

57:46
March 17, 2025 - PBS News Hour full episode
24:09
March 16, 2025 - PBS News Weekend full episode

24:09
March 15, 2025 - PBS News Weekend full episode

57:46
March 14, 2025 - PBS News Hour full episode

57:46
March 13, 2025 - PBS News Hour full episode

57:46
March 12, 2025 - PBS News Hour full episode

57:46
March 11, 2025 - PBS News Hour full episode

57:46
March 10, 2025 - PBS News Hour full episode

24:09
March 9, 2025 - PBS News Weekend full episode

24:09
March 8, 2025 - PBS News Weekend full episode

57:46
March 7, 2025 - PBS News Hour full episode