The idea of drawing our energy from sources that are renewable, are independent of foreign nations, and do not emit greenhouse gases has powerful appeal. But capturing these resources is expensive, and many are intermittent, which complicates using them on a large scale. Learn about renewable sources’ current contributions to our energy supply and their prospects for our energy future.
Understanding EfficiencyLearn the significance of energy efficiency
The Promise of Better LightingEnergy savings through lighting technology
Our Energy SystemA visualization of all our energy sources
- Natural Gas
A gas mixture that occurs naturally in underground deposits. It is composed primarily of methane and may contain other hydrocarbons, carbon dioxide, and hydrogen sulfide. Commonly employed as a fuel for electricity generation, it is also used for space heating, industrial processes, and as a starting material for the manufacture of chemicals and other products.
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