1. NATIONS:
Island states mull risks and benefits of suing big emitters
Tiny islands are getting some big-league help in their quest to haul major emitters into international court over global warming. But they're fearful the United States and China might punish them by cutting off foreign aid. Germany, Ireland and Switzerland have vowed support for the Republic of Palau, which is leading a coalition of vulnerable nations in a landmark campaign to make climate change a matter of international law.
