91丝瓜视频

A research team led by 91丝瓜视频 geochemist听Peter Douglas听has used a new method for measuring the rate at which methane is produced by microbes breaking down thawing permafrost.听鈥淭here is a lot of concern about methane being released from permafrost, but we don鈥檛 know how available carbon that has been frozen for thousands of years is to microbes,鈥� says Douglas, an assistant professor in 91丝瓜视频鈥檚 Department of Earth and Planetary Sciences.

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