Carbon Sinks Flux Mechanism Analysis in Different Geological Background

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Abstract:

According to the global carbon balance, the lost carbon is called missing carbon sinks were taken up by geological. In order to describe carbon sinks mechanism, Maocun watershed was selected as a study area, and choose four sites in different geological background, where the electrical conductivity (Ec), bicarbonate, temperature and PH value are monitored, the results show that: (1) The amount of bicarbonate in sandstone water is less than any karst water, the order of bicarbonate is that: (HCO3-)XiaolongbeiBianyanMaocunchukouBeidiping, and with exogenous water which contain low concentration of bicarbonate flow into the karst area along the water canal, bicarbonate increase step by step until stable; (2)Temperature, hydrophyte photosynthesis are the main impact factors affect on the carbon sinks flux; (3) Exogenous water can aggravate the carbon sinks flux.

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Periodical:

Advanced Materials Research (Volumes 616-618)

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1528-1531

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December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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