Today, delegates from nearly two hundred nations are gathering in Qatar for the UN'sThis new campaign is spreading an urgent message face-to-face all over the country, as this group of activists visit over twenty cities in the USA. Their message: it's simple math. We can burn 565 more gigatons of carbon dioxide and stay below 2°C of warming – anything more than this risks total catastrophe for all life on the planet. The problem: fossil fuel corporations now have 2,795 gigatons in their reserves, five more times the safe amount . . . And they’re planning to burn it all – unless we rise up to stop them."> COP18 – the latest round of UN climate talks aimed at cutting greenhouse-gas emissions.

While they all try to talk it out in Qatar, Bill McKibben and his grassroots initiative with 350.org may achieve far more on the ground than any solemn swear of re-commitment to the Kyoto Protocol will at Qatar. This new campaign is spreading an urgent message face-to-face all over the country, as this group of activists visit over twenty cities in the USA. Their message: it's simple math. We can burn 565 more gigatons of carbon dioxide and stay below 2°C of warming – anything more than this risks total catastrophe for all life on the planet. The problem: fossil fuel corporations now have 2,795 gigatons in their reserves, five more times the safe amount . . . And they’re planning to burn it all – unless we rise up to stop them.