In the natural gas scenario, the study calculated a range of warming trajectories for warming 100 years from now, with temperatures 17 to 25 percent lower than they would be if the world stuck with coal. (news.nationalgeographic.com)
More recent data from the Center for Geophysical Research (CIGEFI) that includes information from the Fifth Assessment Report (AR5) assesses moderate and worst case scenarios for warming trajectories through 2050. (earthjournalism.net)
It notes the vast scale of the carbon reservoir beneath the tundra in the far north and the centuries of greenhouse gas emissions that could escape on even modest warming trajectories. (dotearth.blogs.nytimes.com)