Heat pumps
Chart: Which states have the most heat pumps?
More than 17 million U.S. homes have central heat pumps. Most of them are in states you might not expect.
By Maria Virginia Olano .
Heat pumps
Clean industry
How heat pumps can turn wasted energy into low-carbon whisky
A century-old Scottish distillery has halved its CO2 emissions with waste-heat recovery tech. Others could follow suit — if regulations and economics align.
By Jeff St. John .
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Guest essay
America's heat-pump market has a sugar-crash problem
Incentive programs for heat pumps offer big consumer rebates that cause demand to spike, then they run out of money and cause demand to plummet. Here’s a fix.By Nate Kinsey .
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Heat pumps
Window heat pumps will help electrify New York City's apartments
A $70 million initiative will deploy 30,000 electric heat pumps to bring climate-friendly comfort to residents of NYC's aging public-housing units.By Maria Gallucci .
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Heat pumps
Heat pumps perform well in below-freezing weather, new research finds
A study in Maine found that heat pumps without fossil-fueled backup can deliver comfort and cost savings — even in the state's subzero winter temperatures.By Sarah Shemkus .
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Carbon-free buildings
How century-old 'district energy' networks can help decarbonize cities
Vicinity Energy aims to convert Boston's steam network to run on clean electricity, showing how some cities can move toward climate-friendly heating and cooling of buildings.By Jeff St. John .
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Guest essay
A new bill could speed up American electrification by 20 years
The Senate proposal aimed at accelerating the adoption of heat pumps would save consumers money and boost domestic manufacturing, our guest authors say. -
Carbon-free buildings
Washington state moves to electrify new buildings by requiring heat pumps
New commercial buildings in Washington will have to conform to what are now the country’s strongest electrification standards for the sector.By Maria Gallucci .
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Heat pumps
How to move Europe from gas heat to heat pumps — fast
As the European Union tries to free itself from Russian gas, it should offer subsidies and policy supports to boost heat-pump adoption, a new report says.By Jeff St. John .
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Heat pumps
These new double-duty heat pumps can warm both air and water
Heat pumps are a more efficient way to heat homes. Startup Harvest Thermal says its tech can turn them into thermal batteries too.By Jeff St. John .
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Heat pumps
Check out these heat pumps that look like George Clooney
The energy researcher who created a viral tweet thread has a knack for making energy issues enticing to the masses. Find out what else he's up to.By Mike Munsell .
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