Greenhouse Effect

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for photosynthesis, yet too
much can lead to serious threats. The problem lies in the disruption of the
balance between how much carbon dioxide plants intake, and what our population
produces. If this natural filtering process is unbalanced, the atmosphere will
receive too much carbon dioxide and other greenhouse gases. Once these gases
form in the atmosphere, they act as barriers trapping in heat and warming the
earth.

This process is not new. In fact, without the greenhouse effect, the average
surface temperature of the earth would be about 59 Fahrenheit degrees lower than
it is today. "Long before civilization intervened , the thin blanket of gases
that surround the earth was efficiently trapping a tiny portion of the sun�s
heat and keeping it near the surface to warm up the air just enough to prevent
temperatures from plunging to frigid extremes every night- which, of course, is
exactly what happens on the moon and on planets like Mars that have very thin
atmospheres" (Gore, ...

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