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2006-08-29 20:49:24 · 8 answers · asked by scout 1 in Science & Mathematics Weather

8 answers

increased co2 emissions

2006-08-29 20:55:21 · answer #1 · answered by a_blue_grey_mist 7 · 0 0

man. unfortunatley my colleague is wrong.
look up 'hockey stick' and 'global warming' together.
take the time to read articles on sites such as www.bbc.co.uk, www.newscientist.com, www.nationalgeographic.com.
as an example, a scientist realised he had the opportunity to measure the atmosphere temperture whilst all plane activity was suspended after 9/11. the suspension was for three days. he took multiple temp readings all over the skys above the US and then again after the planes were allowed back in the sky. the temp difference in justthose three days was a wopping 3 degrees. again this info is avaliable on the bbc site somewhere.
it is also considered mans fault for the 1980s drought in ethiopia. this was cause by pollution particles in the atmosphere redistributing the cloud cover around the world. since the international treaties of pollution particle emmissions on sulphur and other chemicals came into force the reverse has happened - see global dimming.
it is true to say that the planet and sun go through cycle due to the tilt of the earth, however this cycles take 10s and 100s of thousands of years not the 140years since the accelerated beginning of the industrial age circa 1880.
please look up the references i have made above and dont be fooled by the political motivations of governements and big business.

2006-08-29 21:04:23 · answer #2 · answered by jason b 4 · 1 0

The earth has been on a warming trend since the end of the Pleistocene ice age. This ice age ended about 18,000 years ago. During that ice age the polar ice caps existed in Kansas. Since that time they have been melting and are now only existing near the polls. Global warming is caused by many factors such as volcanoes, Milankovitch cycles, and many other factors. Carbon monoxide is only one small factor. It is true that the earth is warming faster than it did 100 years ago. Is this recent increase actually caused by humans. Possibly, but possibly not.

2006-08-29 21:00:55 · answer #3 · answered by Anonymous · 0 0

The sun has cycles of brightness, sometimes very bright, sometimes dimmer.

The earth's atmosphere is always changing - one volcano or similar event could affect the atmosphere more than every car, factory, and energy plant ever built.

It's not caused by humans, and it's probably not even warming. Climate trends need 100-200 years to be noticeable. We can't tell for sure whether there will be an ice age coming (as was the dominant story by environmentalists in the 70's) or a heat wave.

2006-08-29 20:54:47 · answer #4 · answered by Polymath 5 · 0 1

The reason is the so called 'Greenhouse effect'. Because we are producing more carbon dioxide than plants can fixate, this CO2 acts as a blanket and stops heat escaping into space making the earth warmer. There is a lot of ice on the poles just waiting to melt and cause amagedon

2006-08-29 20:55:47 · answer #5 · answered by SAREK 3 · 1 0

Mostly it's from burning of fossil fuels. I guess we're gonna wait til the polar bears are extinct before we decide to do anything.

2006-08-29 20:57:01 · answer #6 · answered by GoldnHart 4 · 0 0

u me and every one els

2006-08-29 20:53:33 · answer #7 · answered by Anonymous · 0 0

I farted.

2006-08-29 20:55:33 · answer #8 · answered by Joyce R 4 · 0 1

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