Carbon fixation rates in groundwater similar to those in oligotrophic marine systems

WA Overholt, S Trumbore, X Xu, TLV Bornemann… - Nature …, 2022 - nature.com
The terrestrial subsurface contains nearly all of Earth's freshwater reserves and harbours the
majority of our planet's total prokaryotic biomass. Although genetic surveys suggest these …

Biogeochemical regimes in shallow aquifers reflect the metabolic coupling of the elements nitrogen, sulfur, and carbon

CE Wegner, M Gaspar, P Geesink… - Applied and …, 2019 - Am Soc Microbiol
Near-surface groundwaters are prone to receive (in) organic matter input from their recharge
areas and are known to harbor autotrophic microbial communities linked to nitrogen and …

Bolstering fitness via CO2 fixation and organic carbon uptake: mixotrophs in modern groundwater

M Taubert, WA Overholt, BM Heinze… - The ISME …, 2022 - academic.oup.com
Current understanding of organic carbon inputs into ecosystems lacking photosynthetic
primary production is predicated on data and inferences derived almost entirely from …

[HTML][HTML] Capturing the short-term variability of carbon dioxide emissions from sedimentary rock weathering in a remote mountainous catchment, New Zealand

T Roylands, RG Hilton, MH Garnett, G Soulet… - Chemical …, 2022 - Elsevier
Weathering of organic carbon contained in sedimentary rocks (petrogenic OC, OC petro) is
an important control on the concentrations of carbon dioxide (CO 2) and oxygen in the …

[HTML][HTML] 微生物磷脂脂肪酸单体碳同位素示踪碳循环过程

张一鸣, 黄咸雨, 谢树成 - 第四纪研究, 2021 - dsjyj.com.cn
张一鸣, 黄咸雨, 谢树成. 微生物磷脂脂肪酸单体碳同位素示踪碳循环过程[J]. 第四纪研究, 2021,
41 (4): 877-892. doi: 10.11928/j. issn. 1001-7410.2021. 04.01引用本文: 张一鸣, 黄咸雨 …

Genome‐inferred spatio‐temporal resolution of an uncultivated Roizmanbacterium reveals its ecological preferences in groundwater

P Geesink, CE Wegner, AJ Probst… - Environmental …, 2020 - Wiley Online Library
Subsurface ecosystems like groundwater harbour diverse microbial communities, including
small‐sized, putatively symbiotic organisms of the Candidate Phyla Radiation, yet little is …

Multi-directional flow dynamics shape groundwater quality in sloping bedrock strata

R Lehmann, KU Totsche - Journal of Hydrology, 2020 - Elsevier
Multi-directional fluid flow and transport dynamics as intrinsic characteristics of hillslope flow
regimes can strongly contribute to the quality evolution of groundwater resources and …

The endolithic bacterial diversity of shallow bedrock ecosystems

CS Lazar, R Lehmann, W Stoll, J Rosenberger… - Science of The Total …, 2019 - Elsevier
Terrestrial subsurface microbial communities are not restricted to the fluid-filled void system
commonly targeted during groundwater sampling but are able to inhabit and dwell in rocks …

Low rates of rock organic carbon oxidation and anthropogenic cycling of rhenium in a slowly denuding landscape

M Ogrič, M Dellinger, KE Grant, V Galy… - Earth Surface …, 2023 - Wiley Online Library
The oxidation of petrogenic organic carbon (OCpetro) is a source of carbon dioxide to the
atmosphere over geological timescales. The rates of OCpetro oxidation in locations that …

Fate of nitrate during groundwater recharge in a fractured karst aquifer in Southwest Germany

AN Visser, MF Lehmann, H Rügner… - Hydrogeology …, 2021 - e-docs.geo-leo.de
Over the past decades, fractured and karst groundwater systems have been studied
intensively due to their high vulnerability to nitrate (NO 3−) contamination, yet nitrogen (N) …