Question

What is gobal warming

Answer 1

the increase in effective temperature of the earth due to increase in green house gases in the atmosphere causes global warming.

Answer 2

Global Warming is a situation which arises due to the increase in the atmosphere of the earth caused by the increase in Greenhouse gases like Co₂ and other pollutants. More the increase in gases in the atmosphere, more will be the global warming and more it will be dangerous for earth.