Do not purchase furniture made with CFCs , including foam mattresses, chairs, couches, carpet padding. If you are not sure, check with the manufacturer. Close loopholes or don't use aerosol sprays. Although the U.S. and Canada banned most CFCs as propellants in aerosol spray cans. But the 1978 law banning CFC's in aerosol spray cans had loopholes for cleaning sprays for film negatives, sewing machines, VCRs and other electronic equipment, as well as plastic confetti.
Every spray releases ozone-destroying CFCs.
Understanding Natural Variability c. The decay of volcanic rocks b. Warmer, wetter climates led to enhanced methane release. High biological production by phytoplankton in the oceans means more CO2 taken up in making of CaCO3 shells. This means coral can grow again and absorb carbon dioxide.