Supported by the National "973" Project (Grant No. 2001CB209101);the Chinese Postdoctoral Science Foundation (Grant No. 2005037419) ;the NFSC (Grant No. 40603015)
The distribution of two formation pathways of biogenic methane, acetate fermentation and reduction of CO2, has been extensively studied. In general, CO2 reduction is the dominate pathway in marine envi- ronment where ...