Bill Gates: "Zero Carbon 2050" TED Talk VIDEO

Last week at the TED talks Bill Gates finally came out on climate change. The video of his talk just went up. In his talk he named climate change and energy as the most important challenges that we face. His target of zero carbon emissions by 2050 has won support from many corners. But does his focus on new "energy mircales" make sense, or should we be focusing on rolling out the technologies we already have? Along with Joe Romm (who was pretty rude about Gates'"energy miracles") I'm in the second camp. There is more on the quickest way to get to zero in my post earlier this week.

But now -- without further ado -- here's Bill Gates on Climate Change and Energy Miracles: