We've entered the "Age of Tough Oil." Having tapped out the easy oil, we're now left drilling in geologically and politically risky places. And, of course, this makes BP-style oil spills more an inevitability than a one-time fluke. Listen to today's NPR interview with Michael Klare for more on this.
Finding reliable sources of renewable energy is now the order of the day. Happily, researchers at Cambridge University have identified an unlikely fuel source. Algae. Watch above.