DON’T DO IT Aplastic-based, polyester towel is caught on diseased corals, which have turned white. Known to harbor pathogenic bacteria, plastic is increasing the risk of disease at scores of reefs.
POOF Most of the debris from the 2012 eruption of Havre (shown), a deep-sea volcano near New Zealand, ended up in a pumice raft that floated across the South Pacific.
Univ. of Tasmania in Australia, Woods Hole Oceanographic Institute
TURTLE TROUBLE Green sea turtle populations in parts of the Great Barrier Reef are becoming increasingly female because their eggs are being incubated at higher temperatures due to warming ocean waters.