This March 2016 photo released by The Ocean Agency/XL Catlin Seaview Survey shows coral bleached white by heat stress in New Caledonia. Coral reefs, unique underwater ecosystems that sustain a quarter of the world's marine species and half a billion people, are dying on an unprecedented scale.
This March 2016 photo released by The Ocean Agency/XL Catlin Seaview Survey shows coral bleached white by heat stress in New Caledonia. Coral reefs, unique underwater ecosystems that sustain a quarter of the world's marine species and half a billion people, are dying on an unprecedented scale. AP
This March 2016 photo released by The Ocean Agency/XL Catlin Seaview Survey shows coral bleached white by heat stress in New Caledonia. Coral reefs, unique underwater ecosystems that sustain a quarter of the world's marine species and half a billion people, are dying on an unprecedented scale. AP

Guest Commentary

April 21, 2017 8:30 PM

Guest commentary: On Earth Day, look to science, not ‘belief-based’ policy

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