It was the best of half-centuries, it was the worst of half-centuries ... Broadly speaking, there are only three things we can do to lower CO2 emissions: switch fuels, use energy more efficiently, or use less energy (conserve). Our CO2 conversations too often focus on one of those three in isolation: Coal bad. Recycled waste heat good. Conservation isn't an energy policy. Each assertion is both narrowly true and broadly incorrect, to the extent that each simplifies three prongs into one. To understand why, try to answer a simple question: if we shifted our power generation fleet to preferentially dispatch …
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Sean Casten is president & CEO of Recycled Energy Development, LLC, a company devoted to profitably reducing greenhouse emissions.
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