Tag Archives: atmospheric levels

The world has agreed to ban this dangerous pollutant, and it’s working

For the first time, researchers have detected a significant drop in atmospheric levels of hydrochlorofluorocarbons, harmful gases that deplete the ozone layer and warm the planet. Almost 30 years after nations first decided to phase out these chemicals, which are widely used in air conditioning and refrigeration, scientists say global concentrations have peaked in 2021.… Read More »