If a tablespoon of sunscreen can protect your pasty white ass from a burning ball of nuclear fusion, imagine what thousands of people’s sunscreen does to the water and the critters living in it? This may soon like eco-nazi extremism but really, even Humvee drivers who can’t even spell recycle would agree dirty water and dead reefs are not enticing. It’s something to think about when you have to get another bottle of sunscreen this summer.