Renewable Energy: The Top 5 Nations

"Solar, wind, tidal and geothermal energy made up only 1.3 percent of total global energy use in 2011, but that's up 15.5 percent from the previous year. This is increasing due to policy and private investment, as well as commitments to reduce environmental impact and dependence on foreign energy sources. Here are the top five countries which are making use of renewable energy."

The Christian Science Monitor