Climate News Network: Allowing the Earths temperature to rise by more than 3.6F will see dramatic changes in vegetation across the planet and expose a billion more people to severe water scarcity, according to new research.
So vast are the potential changes that the scientists from the Potsdam Institute for Climate Impact Research (PIK) in Germany comment that they doubt if humans have the capacity to manage the impacts it will have.
A temperature rise of 9°F would cause all ice-free land on the planet to experience...