Leaders Roll Up Sleeves on Climate, but Experts Say Plans Don’t Pack a Wallop

By By JUSTIN GILLIS and CORAL DAVENPORT

Unless countries develop more ambitious plans, they say, the world could suffer profound consequences, including debilitating heat waves, food shortages and fast-rising seas.

Read more here:: http://www.nytimes.com/2016/04/22/science/united-nations-paris-climate-change-document.html