Worrying drop in ocean oxygen documented off B.C. coast worrying-drop-in-ocean-oxygen-documented-off-b-c-coast #Worrying #drop #ocean #oxygen #documented #B.C #coast, Researchers have documented a worrying drop off in oxygen in the waters off British Columbia’s central coast, and say the problem could become widespread and persistent by mid-century, devastating marine life. The study, conducted by the Hakai Institute, […]