Question

what is global warming definition

Answer 1

the gradual increase in the overall temperature of the earth's atmosphere generally attributed to the green house effect caused by the increased levels of CO2, CFCs and other pollutants.

Answer 2

Answer:

Global Warming is the increase of Earth's average surface temperature due to effect of greenhouse gases, such as carbon dioxide emissions from burning fossil fuels or from deforestation, which trap heat that would otherwise escape from Earth.