Dear EarthTalk: I’ve heard that gas stoves are bad for indoor air quality, but what about gas furnaces and other gas-powered appliances typically found in homes? – L.J., Ronkonkoma, NY Natural gas is ...

POTENTIAL PROSPECTS: Condensing units like this one, typically enjoying efficiencies of 90 percent and above, would find more opportunities if proposed energy conservation standards squeeze ...

Converting home heating systems from natural gas furnaces to electric heat pumps is seen as a way to address climate change by reducing greenhouse gas emissions. Converting home heating systems from ...

President Joe Biden continues his tightening of appliance regulations with new standards that will require homeowners to install more energy-efficient gas furnaces ...

Whether your heating system has failed or you are building a new home and installing a furnace for the first time, the cost of a new heating system can be gulp-inducing. Depending on the type of ...

New household water heaters and heating systems powered by natural gas would be phased out in the Los Angeles basin under two controversial rules that air quality regulators will vote on Friday.

Manufacturers of gas-powered furnaces and water heaters will not be urged — yet — to sell more electric appliances over the coming years, with proposed new guidance from the region’s air quality ...