Yale Environment 360: The steady loss of coral reefs in the Caribbean could be partially reversed by taking a number of relatively simple steps, including stronger measures to protect the regions parrotfish, according to a new study. In a review of trends in Caribbean coral reefs from 1970 to 2012, the Global Coral Reef Monitoring Network said that live coral only makes up about 17 percent of the regions reef surfaces today. If present trends continue, the study said, coral reefs in the Caribbean will virtually disappear...