china_variant%3DFalse&utm_medium=10today.0304&positi on=3&part=sl&china_variant=False> 4 EFTA_R1_02135011 EFTA02713352 nationalgeographic.com / Craig Welch Research provides first deep look at how global warming may already influence armed conflict.A severe drought, worsened by a warming climate, drove Syri... r