Climate change is the primary cause of coral bleaching. But that doesn't stop over-zealous marketers from making “coral reef-safe” claims on their sunscreen labels. Companies may want to rethink the strategy now that Target has been hit with a lawsuit promoting its “coral reef-safe” sunscreens. The National Oceanic and Atmospheric Administration (NOAA) says the world is currently experiencing a global coral bleaching event. This is the fourth global event on recor...