Heat pumps have annually outsold gas furnaces for several years now, and with the recent introduction of more high-efficiency, cold-climate, air-source heat pumps, that trend is likely to continue.

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...

At a recent meeting of the International Ground Source Heat Pump Association (IGSPHA), Enertech business development manager Rob Derksen shared tips for how HVAC contractors can become better at ...