The National Aeronautics and Space Administration (NASA) Hyperwall displays a huge monitor connected to the agency’s climate super computer that will be used in assessing data from the Global Precipitation Measurement (GPM) Core Observatory. U.S. Forest Service photo by Robert Hudson Westover.
Big win for Earth’s climate: 170 nations agree to reduce use of planet-warming HFCs
Negotiators representing most of the world’s nations have agreed to a new legally binding accord that would significantly cut down on use of hydrofluorocarbons, a chemical coolant used in air conditioners and refrigerators. HFCs are a highly potent heat-trapping gas, considered to be a thousand times as potent as carbon dioxide. The new accord is an extension of the landmark Montreal Protocol negotiated in the 1980s, which phased out ozone-depleting CFCs (chlorofluorocarbons).
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