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Monday, August 12, 2013

Seasonal Carbon Dioxide Range Expanding as More Is Added to Earth's Atmosphere

Seasonal Carbon Dioxide Range Expanding as More Is Added to Earth's Atmosphere

Aug. 12, 2013 — Levels of carbon dioxide in the atmosphere rise and fall each year as plants, through photosynthesis and respiration, take up the gas in spring and summer, and release it in fall and winter.

http://www.sciencedaily.com/releases/2013/08/130812170338.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+sciencedaily%2Ftop_news%2Ftop_environment+%28ScienceDaily%3A+Top+News+--+Top+Environment%29

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