Senators vote 69-27 in favour of ratifying the 2016 Kigali Amendment, which would accelerate global efforts to develop alternatives to HFCs for use in heating, ventilation, air conditioning and refrigeration.
Scientists at The European Union’s Copernicus Atmosphere Monitoring Service said the ozone hole is now bigger that the size of Antarctica.
Indigenous peoples from around the world, scientists and environmentalists call for halting a US research to test ways to dim sunlight as a fix for global heating.
The ozone layer had been thinning since the late 1970s. Scientists raised the alarm and ozone-depleting chemicals were phased out worldwide.
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