In the residential sector, on an annual basis, electricity provides the same amount of energy as natural gas but is responsible for nearly three times more carbon dioxide emissions.pic.twitter.com/N5lUHKJTZe
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This is not surprising given that most residential electricity use is at or below 100% efficient while fossil fuel electricity generation is about 33% efficient. But, as gas furnaces are replaced by geothermal heat pumps (COP>3) and renewables displace gas, the balance shifts.