clhs sciblog

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Scientists Look Down Instead of Up, For Signs of Global Warming

November 30th, 2008 by elginkm · 2 Comments · Biology, Chemistry

    When it comes to global warming, most people have been looking at the ozone and the sky for signs of damage and destruction. It hasn’t been until now that they looked down instead of up, and examined the ground beneath us for signs of global warming. Scientists discovered that global warming changes the molecular structure of soil. Soil contains twice the carbon than the atmosphere, but scientists have only started studying this recently.

    The organic matter of soil determines whether the soil is fertile, or suitable for growing and sustaining plants. The process of decomposing of this organic matter provides plants and microbes with energy and water, but carbon is released into the air as a result of this process. Warm temperatures speed this process up and cause the soil to release more CO2 into the air. The more carbon that is emitted, the less fertile the soil becomes. Scientists are further studying this matter and conducting many experiments based on it. Read more about this article here.

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2 Comments so far ↓

  • romeromn

    You would think that scientist would look everywhere on earth for GLOBAL warming hah. Scientists look for signs of pollution in the superhighway in the sky. Hundreds of commercial airline flights carry thousands of passengers from the U.S. to Europe each day-traveling along what has become the busiest jet super highway in the world: the Atlantic corridor. Could all of that air traffic exhaust be a detriment to the atmosphere at 35,000 feet the way that auto exhaust pollutes the air we breathe? In a study from NASA scientists found that the atmosphere over the Atlantic acts nothing like the Los Angeles basin when it comes to collecting ozone-the chemical responsible for smog. The key chemical in creating ozone is nitric oxide, said a atmospheric scientist who led the study as part of NASA’s Atmospheric Affects of Aviation Experiment. Increasing the amount of nitrogen oxides increases the amount of ozone.

  • rafaust

    The air traffic pollution comment seems to refer to a different article…which one?

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