Ruth Gates, Scientific Champion of Coral Reefs, Dies at 56

FILE -- Ruth Gates, director of the Hawai'i Institute of Marine Biology, on Coconut Island off Oahu, Aug. 5, 2017. Gates, a renowned marine biologist who made it her life’s work to save the world’s fragile coral reefs from the deadening effects of warming water temperatures, died on Oct. 25, 2018, in Kailua, Hawaii. She was 56. (Logan Mock-Bunting/The New York Times)