North America has a lot of catching up to do when it comes to renewable energy

We tend to hear a lot about the importance of pushing to seek out sources of renewable energy, but how many people know what the biggest sources of this energy actually are — let alone what regions of the globe are working to incorporate them? For example, where do you think North America stands, relative to Europe… »11/14/11 3:36pm11/14/11 3:36pm