Sagot :
It is the increase of the average temperature of the Earth which is permanently changing the Earth. A cause of this is green house gases. ^_^v
GLOBAL WARMING is a
gradual increase in the overall temperature of the earth's atmosphere
generally attributed to the greenhouse effect caused by increased levels
of carbon dioxide, chlorofluorocarbons, and other pollutants.increase on earths average surface temperature due to effect of green house gasses.