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Behind the EPA's new rule to clean up coolants such as HFCs


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The U.S. Environmental Protection Agency is moving to eliminate a class of chemicals widely used as coolants in refrigerators, air conditioners and heat pumps.
If that feels like déjà vu, it should.
These chemicals, called hydrofluorocarbons, or HFCs, were commercialized in the 1990s as a replacement for earlier refrigerants that were based on chlorofluorocarbons, or CFCs. CFCs were destroying the ozone layer high in the Earth’s atmosphere, which is essential for protecting life from the sun’s harmful ultraviolet radiation.
HFCs are much less harmful than CFCs, but they create another problem  they have a strong heat-trapping effect that is contributing to global warming. ....

Us Environmental Protection Agency , Netherlands National Institute For Public Health , Protection Agency , Netherlands National Institute , Public Health , Kigali Amendment , நெதர்லாந்து தேசிய நிறுவனம் க்கு பொது ஆரோக்கியம் , நெதர்லாந்து தேசிய நிறுவனம் , பொது ஆரோக்கியம் ,

Why HFCs are getting phased out from refrigerators and air conditioners | Opinion


Why HFCs are getting phased out from refrigerators and air conditioners | Opinion
Updated 8:39 PM;
Today 8:39 PM
HFCs keep refrigerators cool, but their leaks are warming the planet. ( Jed Share/Kaoru Share via Getty Images)
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If that feels like déjà vu, it should.
These chemicals, called hydrofluorocarbons, or HFCs, were commercialized in the 1990s as a replacement for earlier refrigerants that were based on chlorofluorocarbons, or CFCs. CFCs were destroying the ozone layer high in the Earth’s atmosphere, which is essential for protecting life from the sun’s harmful ultraviolet radiation.
HFCs are much less harmful than CFCs, but they create another problem – they have a strong heat-trapping effect that is contributing to global warming. ....

Us Environmental Protection Agency , Netherlands National Institute For Public Health , Protection Agency , Netherlands National Institute , Public Health , Mint Image , Kigali Amendment , நெதர்லாந்து தேசிய நிறுவனம் க்கு பொது ஆரோக்கியம் , நெதர்லாந்து தேசிய நிறுவனம் , பொது ஆரோக்கியம் ,

How cleaning up coolants can cool the climate – why HFCs are getting phased out from refrigerators and air conditioners


How cleaning up coolants can cool the climate – why HFCs are getting phased out from refrigerators and air conditioners
04
May, 2021
Editor’s note: 
Scott Denning, professor of atmospheric science at Colorado State University, wrote this piece for The Conversation in April 2021.
Colorado State is a contributing institution to The Conversation, an independent collaboration between editors and academics that provides informed news analysis and commentary to the general public. See the entire list of contributing faculty and their articles here.
The U.S. Environmental Protection Agency is moving to eliminate a class of chemicals widely used as coolants in refrigerators, air conditioners and heat pumps. ....

Netherlands National Institute For Public Health , Netherlands National Institute , Public Health , Mint Image , Kigali Amendment , நெதர்லாந்து தேசிய நிறுவனம் க்கு பொது ஆரோக்கியம் , நெதர்லாந்து தேசிய நிறுவனம் , பொது ஆரோக்கியம் ,