How do chlorofluorocarbons (CFCs) affect the ozone layer?
CFCs are hydrocarbons in which some or all of the hydrogen atoms have been replaced by fluorine atoms. They are often used as refrigerants, solvents and until recently as propellants in aerosol cans. When released, they rise high into the Earth’s atmosphere where they interact with the Sun’s ultraviolet rays. Read more…
Categories: Earth Science, Ecology Tags: CFCs, ozone