Why failure of climate summit would herald global catastrophe: 3.5°

by Michael McCarthy from The Independent.

The world is heading for the next major climate change
conference in Cancun later this year on course for global warming
of up to 3.5C in the coming century, a series of scientific analyses suggest. The failure of last December's UN climate summit in Copenhagen means that cuts in carbon emissions pledged by the international community will not be enough to keep the anticipated warming within safe limits.