Bill Gates - Energy (Innovating to Zero!)Streaming Video - 2012
A passionate techie and a shrewd businessman, Bill Gates changed the world once, while leading Microsoft to dizzying success. Now he's set to do it again with his own style of philanthropy and passion for innovation. In this TEDTalk, Gates unveils his vision for the world's energy future, describing the need for "energy miracles" to avoid planetary catastrophe and explaining why he's backing a dramatically different type of nuclear reactor. The necessary goal? Zero carbon emissions globally by 2050. "I want to admit that I am an optimist," he says. "Any tough problem, I think it can be solved.