After suffering through the most severe bleaching event ever recorded last year, the Great Barrier Reef is once again being savaged by a marine heat wave.

After just one day of aerial surveys, the Great Barrier Reef Marine Park Authority, which oversees the region, has already confirmed that warm waters are causing another mass bleaching. Climate change is compounding the reef’s woes as warming waters put corals in a precarious position to survive.
— source climatecentral.org