Mankind has been in an energy transition ever since two cave-boy scouts rubbed two sticks together and created fire. Although the world’s economy is currently powered by fossil fuels, renewable power sources (primarily wind and solar) are now cheaper than fossil fuels for many applications. This renewable power tipping point implies that a 100% renewable society is feasible, and may be here sooner than we think.
But there are many naysayers -- usually from the fossil fuel industry. They claim t...
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