SEI report estimates 4-degree rise over the century
                                
                                
                                    (Newser) -
                                    Unless action is taken to protect them, damage to the world's oceans could reach $1.98 trillion annually by 2100, according to a study released today by the Stockholm Environment Institute. The principle culprit: climate change, which will cause rising sea levels, ocean acidification, marine pollution, species migrations, and...