PARIS, France (AFP)—Global commitments to cut planet-heating emissions are falling far short of the Paris climate goals and put the world on course for 2.6C warming this century, the UN warned Wednesday. The report by the United Nations Environment Programme (UNEP) lays bare the chasm between rhetoric and action when it comes to tackling global warming, and the challenges faced by political leaders at November's COP31 climate summit. Even if...