

Carbon-free buildings
Interactive: Turn this old house into your clean-energy dream home
How can you make a home more climate-friendly and more comfortable? Here's the technology you need, plus the steps to get you there.
Heat pumps
Carbon-free buildings
How can you make a home more climate-friendly and more comfortable? Here's the technology you need, plus the steps to get you there.
Geothermal
Geothermal systems can cleanly heat and cool buildings, but they can be costly and complex to install, especially in cities. A Chicago building shows the way.
Energy efficiency
After decades of steady growth, a tech that seals air ducts from the inside out may be poised to take off, thanks to new heat-pump and efficiency incentives.
Geothermal
The Google spinout installs ground-source heat pumps for households in the frigid Northeast. Now it’s got federal tax credits and energy inflation to help it make the pitch.
Podcast
Despite all the buzz around this super-efficient technology, adoption of heat pumps has been slowing in the U.S. What gives?
42 min .
Heat pumps
New-build residences will have to install energy-efficient heat pumps starting in July as part of Washington’s ambitious efforts to curb carbon emissions.
Electrification
An unexpected coalition aims to assist Americans in taking advantage of the decarbonization benefits in the Inflation Reduction Act.
Heat pumps
Federal forecasts have warned about high heating bills, yet they don't account for the much greater efficiency of electric pumps, says pro-electrification group Rewiring America.
Heat pumps
Industry insiders spar over whether the climate bill's $2,000 tax credit for heat pumps should require higher-efficiency models or loosen standards to expand the market.
Emissions reduction
Ditching fossil-gas furnaces and water heaters isn't just good for the climate. Research shows it's a smart move for human health.
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