Archaeal methanogenesis in a deep terrestrial aquifer driven by Methanothermobacter tomskensis sp. nov.
Methanogenic archaea, capable of producing organic matter from hydrogen and CO2 emanating from the mantle, constitute one of the key functional groups of microorganisms in the deep subsurface. Although the diversity of methanogenic inhabitants of the deep biosphere has been studied in detail, the activity of methanogen...