Agence France-Presse: A coalition of nations most at risk from climate change appealed Wednesday for a crucial UN summit to enshrine a much tougher target on global warming, warning that more than one billion lives were at stake. Members of the Climate Vulnerable Forum also pledged to do more themselves to contain global warming, aiming to inspire and challenge powerful countries ahead of the Paris summit starting in less than three weeks. Following a meeting in the Philippine capital of Manila, the group issued a declaration...