A third of trifluoroacetic acid (TFA) pollution is linked to CFC replacement chemicals, study finds ...
Efforts to replace ozone-depleting CFCs have led to successive generations of refrigerants that may be contributing to the global buildup of toxic trifluoroacetic acid, raising new environmental and ...
A new MIT-led study confirms that the Antarctic ozone layer is healing, as a direct result of global efforts to reduce ozone-depleting substances. Scientists including the MIT team have observed signs ...
The ozone hole over Antarctica is the seventh smallest it’s been since the early 1990s. Recovery began with the Montreal Protocol, which ended the production of all chlorofluorocarbons (CFCs) in 1987.
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CFC-replacements brought in to protect ozone have spread toxic chemicals around world, study says
Chemicals brought in to help protect the ozone layer have inadvertently spread huge quantities of toxic 'forever chemicals' around the globe, a new study reveals. Back in the 1980s, experts discovered ...
“In 2015, scientists at NASA predicted that the Ozone Hole would be half closed by 2020. That hasn’t happened. Other scientists have forecasted that the hole will not begin to disappear until 2040 or ...
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