heating and cooling systems

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Residents from Pennsylvania's Mon Valley region listen to local and national candidates speak about environmental issues
Donald Trump speaking
Vice president Kamala Harris
field full of solar panels
large-scale heat pump technology
Credit: Ryan Elwell/Flickr

Could large heat pumps revolutionize how we warm our homes?

The German city of Mannheim heats thousands of homes using ice-cold water. With the concept gaining ground around the world, DW reporter Tim Schauenberg took to the Rhine River to find out how it works.
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Empty buildings consume more energy than you think
Photo by Gilly on Unsplash

Empty buildings consume more energy than you think

Buildings are designed for people to live in, but what happens when no one is present or only half of the occupants are there?
Federal report ignores cost savings of heat pumps, group says

Federal report ignores cost savings of heat pumps, group says

The Energy Department forecast fails to account for the cost savings that electric heat pumps are already delivering to consumers because of their efficiency, and it could discourage more consumers from taking advantage of incentives to purchase new ones.

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10 steps you can take to fight climate change

10 steps you can take to fight climate change

Small changes alone won't stop climate change, but your actions are still worthwhile.
Dutch construction innovation shows how to retrofit buildings quickly

Dutch construction innovation shows how to retrofit buildings quickly

Energiesprong (‘energy jump’) is finding ways to make buildings more efficient without requiring major construction projects.
Cornelia Hahn Oberlander, landscape architect and environmental champion, dies at 99

Cornelia Hahn Oberlander, landscape architect and environmental champion, dies at 99

Based in Canada, she was an advocate of sustainability and had close partnerships with architects.
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This inverted building saves energy because it's 300 feet underground

This inverted building saves energy because it's 300 feet underground

This proposal for a new Chicago development would build down instead of up.
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