Associated Press: A report says climate change is becoming a major driver in the migration of tens of millions of people battered by storms, droughts and the inundation of their lands by sea water. Estimates of the number of climate migrants are difficult to assess, but the new report by CARE International and the U.N. University cites estimates by the International Organization for Migration that 200 million people will be driven from their homes by mid-century for environmental reasons, including …