In the 1980s and 1990s, the world’s governments came together in a rare show of cooperation to rid Earth’s atmosphere of certain ozone-depleting substances (ODSs). Used mainly in air conditioning and refrigeration, these chemicals had been proven to harm the ozone layer, or the stretch of ozone and other gasses …
Read More »Ditching Harmful Refrigerants Proven to Help Earth's Ozone Layer: Study
