Here's How Little Time We Have Until Global Warming Is Out Of Control

The news is in: humans are totally failing in the global effort to stop climate change. And we don't have much time left. This is the conclusion of a report released this month by multinational accounting firm PricewaterhouseCoopers. The "Low Carbon Economy Index" evaluates the progress of G-20 countries in keeping global temperatures within 2 degrees Celsius of their pre-industrial levels -- the target agreed upon at the 2009 United Nations Framework Convention on Climate Change -- and finds th...