Published by Bloomberg: Living on a warming planet requires protecting your home from threats exacerbated by climate change. But protection doesn’t only mean playing defense: In addition to anticipating extreme weather or wildfire threats, for example, homeowners can make proactive upgrades to save themselves headaches and money, and to avoid unnecessary emissions. Heat pump water heaters are up to four times as efficient as conventional gas or electric water heaters. In California, for example, swapping them in could reduce greenhouse gas emissions from water heating by as much as 77%, according to a paper by the nonprofit New Buildings Institute.

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