Photo via National Marine Sanctuaries

As the ocean absorbs more of the carbon dioxide we're pumping into the atmosphere, its chemistry changes and it is becoming much more acidic. This ocean acidification is causing problems from bleaching coral reefs to altering the make-up crustacean's shells. But for the first time, scientists are finding that it is also playing havoc with fishes' sense of smell. More acidic oceans is making it harder for fish to smell when p...Read the full story on TreeHugger