Climate Central: While much of the attention on a historic Paris climate meeting in the coming weeks will focus on the confounding task of trying to keep global warming below 2°C, or 3.6°F, a battle over another goal -- one that has been forgotten by many -- will be playing out in the negotiating halls.
Delegates representing island states and others whose homelands are most threatened by rising seas will be pushing for the formal adoption of a long-overlooked goal, one that limits warming to less than 1.5°C,...