Sulfide stress tolerance as a controller of methane production in temperate wetlands.

ABSTRACT: Wetlands are a major source of methane emissions and contribute to the observed increase in atmospheric methane over the last 20 years. Methane production in wetlands is the final step of carbon decomposition performed by anaerobic archaea. Although hydrogen/carbon dioxide and acetate are the substrates most often attributed to methanogenesis, other substrates-such as methylated compounds-may additionally play important roles in driving methane production in wetland systems. Here we conducted mesocosm experiments combined with genome-resolved metatranscriptomics to investigate the impact of diverse methanogenic substrate amendment on methanogenesis in two high methane-emitting wetlands with distinct geochemistry, termed P7 and P8. Methanol amendment resulted in high methane production at b

SUBMITTER: Bechtold EK 

PROVIDER: S-EPMC12448728 | biostudies-literature | 2025 Jan

REPOSITORIES: biostudies-literature