The World Energy Scene – Some Basic Math

I believe everyone should have a decent level of familiarity with this Wikipedia listing on the world energy scene, which provides a bit of top-level math. As a civilization, we consume energy at the rate of 15 terawatts (15,000,000,000,000,000)– an estimated 80% – 90% of which comes from fossil fuels. Thus, when we talk about a gigawatt solution — certainly nothing to sneeze at — (more…)