Associated Press: The conflict that has torn Syria apart can be traced, in part, to a record drought worsened by global warming, a new study says. In what scientists say is one of the most detailed and strongest connections between violence and human-caused climate change, researchers from Columbia University and the University of California Santa Barbara trace the effects of Syrias drought from the collapse of farming, to the migration of 1.5 million farmers to the cities, and then to poverty and civil unrest....