Hawaii Researchers Investigate The How And Why Of Coral Reef Bleaching04:08
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Bleaching and partially dead coral colonies in Kaneohe Bay. (Photo by Shreya Yadav/Madin Lab/Hawaii Institute of Marine Biology)
Bleaching and partially dead coral colonies in Kaneohe Bay. (Photo by Shreya Yadav/Madin Lab/Hawaii Institute of Marine Biology)

Record-breaking temperatures in Hawaii this past summer may lead to unprecedented coral bleaching. It's caused by changes in water temperature, light or nutrients, and it can kill coral.

Scientists on an island of Oahu are taking underwater photos to create a one-of-a-kind, time-lapsed documentation of bleaching.

Hawaii Public Radio's Ryan Finnerty reports.

Kooalau Mountains from Kaneohe Bay. (Photo by Shreya Yadav/Madin Lab/Hawaii Institute of Marine Biology)
Kooalau Mountains from Kaneohe Bay. (Photo by Shreya Yadav/Madin Lab/Hawaii Institute of Marine Biology)

This segment aired on November 18, 2019.

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