For the first time, researchers have detected a significant dip in atmospheric levels of hydrochlorofluorocarbons harmful gases that deplete the ozone layer and warm the planet.
Almost 30 years afte… [read more]
For the first time, researchers have detected a significant dip in atmospheric levels of hydrochlorofluorocarbons harmful gases that deplete the ozone layer and warm the planet.
Almost 30 years afte… [read more]