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The Solar Trap or Greenhouse Earth

by Roger Lovejoy

The atmosphere of the earth absorbs more heat when denser, as with increased CO2. The denser atmosphere is also acting as a heavier duty blanket, keeping more heat in.

Even without human intervention the Earth will go through cycles where heat is absorbed in the land and seas, and re-radiation of solar energy gets trapped in the atmosphere further warming the surface.

With a healthy bio-sphere, if the air contains more CO2, then plants may grow better and absorb much of the CO2 as well as direct solar energy. Although plants create water vapour, a greenhouse gas, the creation of more clouds causes cooling due to more Earth-bound solar energy being reflected off the clouds.

The fear is that in burning coal and 'natural gas' we are increasing CO2 at an alarming rate, with little hope of reducing it before Global Warming heralds in a time of unprecedented strife. Not only are there insufficient plants to absorb the extra CO2 produced from buring fosil fuels, we are destroying vast areas of forest to entertain bio-fuels, the meat and diary industry, and a plethora of other luxuries such as sugar, tea and coffee.

A consequence of burning coal is the added pollutants of smoke and soot. Due to it's opacity, the smoke and soot has a 'Global Dimming' effect; burning 'natural gas' doesn't.

How exactly does heat get  trapped ?




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Added 23rd May, 2007 by Roger
Updated 24rd May, 2007 by Roger

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