Question

Carbon dioxide is known as green house gas .why

Answer 1

carbon dioxide is a Greenhouse gas
because as the sun rays fall on earth surface will get trapped by this carbon dioxide is there is more amount of carbon Dioxide more amount of heat will be prepared by the carbon dioxide and due to this phenomena earth surface temperature increased and due to which rating of ice are caused

Answer 2

Carbon dioxide is known as green house gas because it has tendency to absorb heat radiation of sun which are reflected back from earth. This effect of absorption of reflected heat radiation is called green hose effect and since Co2 contribute to this effect it is called a green house gas.