Results 191 to 200 of about 189,457 (229)
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Environmental Science & Technology, 1982
The climate change induced by man-made releases of carbon dioxide and other trace gases is discussed. The level of carbon dioxide in the atmosphere has increased from an estimated 293 ppm in 1880 to 335 ppm in 1980, due mainly to the increased use of fossil fuels. That level is expected to double in the next century.
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The climate change induced by man-made releases of carbon dioxide and other trace gases is discussed. The level of carbon dioxide in the atmosphere has increased from an estimated 293 ppm in 1880 to 335 ppm in 1980, due mainly to the increased use of fossil fuels. That level is expected to double in the next century.
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Annals of Internal Medicine, 2003
Alternative medicine is in the news these days, welcomed as an elective for people who are uninsured, uninsurable, or discontented with the current bureaucracy of healing.
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Alternative medicine is in the news these days, welcomed as an elective for people who are uninsured, uninsurable, or discontented with the current bureaucracy of healing.
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A-to-Z Guide to Thermodynamics, Heat and Mass Transfer, and Fluids Engineering, 2006
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