Over the past several years we have all become painfully aware that CO2 emissions from fossil fuels likely play a significant role in worldwide climate change. Our insatiable demand for energy is driving prices up and generating more CO2 than ever.

How Much We Use
Today, the world uses about 12 Terawatts per year for all uses. That is 12,000,000,000,000 Watts. In a separate article I reviewed these sources of use which br » Read more: The Energy Pie, Use More or Conserve?