Can you define global warming for me?

Answer by  notalgore (7)

Global warming is the theory that the earth's temperature is rising due to increased levels of carbon dioxide in the atmosphere. This is supported by scientific fact. One of the largest effects is the melting of the polar ice caps, which means that the oceans will rise and cover up low-lying land areas.

Answer by  Carl0993 (107)

Global warming is the increased average temperature of the world. An increase of 5 degrees celcius is enough to flood coastal cities like new york.

Answer by  JBFLA (285)

Most often the term global warming refers to the theory that the planet is warming due to man's influence on the environment. Statistically, temperatures have increased a very small amount in the past century but this is also the case on Mars, leading many to believe that solar cycles of the sun are the cause of miniscule temperature changes.

Answer by  dooney (222)

A term given to the effect of layer of vapors in the upper atmosphere that does not allow heat to escape. Sometimes known as the glass house effect.

Answer by  Timpridemore (149)

Global warming is the result of green house gases in the atmosphere that act as a heat sink and insulator absorbing and holding solar energy, raising the planets average temperature.