Question

what is the greenhouse effect

Answer 1

The greenhouse effect is the process by which radiation from a planet's atmosphere warms the planet's surface to a temperature above what it would be without its atmosphere.
CO2, CFC, water vapour etc plays vital role in greenhouse effect.

Answer 2

1.. Increases in temperature of the earth due to Green house effect will cause a change in weather and precipitation patterns on the earth...

2.. one of the danger of continued global warming is "methane burp" which is caused by the melting of the methane hydrates in permafrost and on the sea floor.. methane being a green house gas increased global warming..

3.. An increase of as less as 1° c in earth's temperature can lead to melting of polar ice caps and consequent rise in sea level ..