Elon Musk is of a rare breed; a wildly successful businessman with a wealth of knowledge of and passion for environmental issues. You don't see this very often, which is unfortunate because with more people like him there would surely be greater progress in the world.
Musk is at it again. Inhabitat covered that he recently offered his take on powering the entire United States with solar power. "Essentially, he proposes that the whole country could be powered by “a little corner of Nevada or Utah” and that, if government leaders cooperated and invested in infrastructure, it could happen in as little as 15 years."
The daunting task now is to figure out how to get the powers-that-be on board.
Here's musk talking about climate change and the benefits of solar power: