What is green house effect?

Question

What is green house effect?

Answer 1

When the atmospheric gases like CO2 (excess) and other such cause the sun's heat to trap inside the earth atmosphere and not leaving it back into space, is what called greenhouse effect. well duh its the same phenomena as tat of greenhouses we use for plants in winters.

Answer 2

The green house effect is the process in which the emission of infrared radiation by the atmosphere warms a planet's surface.

Answer 3

something like...when the heat emitted by the Sun is kept within the planet's atmosphere and warms the surface. that's easy to remember yea?

for more details, jus search wiki: http://en.wikipedia.org/wiki/Greenhouse_...