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    The Great Barrier Reef is suffering its most widespread bleaching ever recorded

    Australia’s Great Barrier Reef is currently experiencing its third mass bleaching in just five years — and it is the most widespread bleaching event ever recorded. Results from aerial surveys conducted along the 2,000-kilometer-long reef over nine days in late March, and released April 7, show that 25 percent of 1,036 individuals reefs surveyed were […] More

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    Ocean acidification could degrade sharks’ tough skin

    The tough, toothy skin of sharks may be no match for the acidified oceans of the future. After nine weeks of exposure to seawater doctored to mimic projected acidic levels in 2300, corrosion had frayed the edges of many denticles — the toothlike protrusions that make up sharkskin — on three puffadder shysharks, researchers report […] More