Subglacial lakes and their changing role in a warming climate

SJ Livingstone, Y Li, A Rutishauser… - Nature Reviews Earth & …, 2022 - nature.com
Subglacial lakes are repositories of ancient climate conditions, provide habitats for life and
modulate ice flow, basal hydrology, biogeochemical fluxes and geomorphic activity. In this …

Microbial ecology of the cryosphere: sea ice and glacial habitats

A Boetius, AM Anesio, JW Deming, JA Mikucki… - Nature Reviews …, 2015 - nature.com
The Earth's cryosphere comprises those regions that are cold enough for water to turn into
ice. Recent findings show that the icy realms of polar oceans, glaciers and ice sheets are …

Antarctic ecosystems in transition–life between stresses and opportunities

J Gutt, E Isla, JC Xavier, BJ Adams, IY Ahn… - Biological …, 2021 - Wiley Online Library
Important findings from the second decade of the 21st century on the impact of
environmental change on biological processes in the Antarctic were synthesised by 26 …

[HTML][HTML] Microbial ecology of the cryosphere (glacial and permafrost habitats): current knowledge

R Margesin, T Collins - Applied microbiology and biotechnology, 2019 - Springer
Microorganisms in cold ecosystems play a key ecological role in their natural habitats. Since
these ecosystems are especially sensitive to climate changes, as indicated by the worldwide …

High geothermal heat flux measured below the West Antarctic Ice Sheet

AT Fisher, KD Mankoff, SM Tulaczyk, SW Tyler… - Science …, 2015 - science.org
The geothermal heat flux is a critical thermal boundary condition that influences the melting,
flow, and mass balance of ice sheets, but measurements of this parameter are difficult to …

Metatranscriptomic evidence of pervasive and diverse chemolithoautotrophy relevant to C, S, N and Fe cycling in a shallow alluvial aquifer

TNM Jewell, U Karaoz, EL Brodie, KH Williams… - The ISME …, 2016 - academic.oup.com
Groundwater ecosystems are conventionally thought to be fueled by surface-derived
allochthonous organic matter and dominated by heterotrophic microbes living under often …

[HTML][HTML] Microbial community structure of subglacial lake Whillans, West Antarctica

AM Achberger, BC Christner, AB Michaud… - Frontiers in …, 2016 - frontiersin.org
Subglacial Lake Whillans (SLW) is located beneath∼ 800 m of ice on the Whillans Ice
Stream in West Antarctica and was sampled in January of 2013, providing the first …

Biogeochemical sulfur cycling coupling with dissimilatory nitrate reduction processes in freshwater sediments

J Zhu, Y He, Y Zhu, M Huang… - Environmental Reviews, 2018 - cdnsciencepub.com
Dissimilatory nitrate reduction processes including denitrification, anaerobic ammonium
oxidation (ANAMMOX), and dissimilatory nitrate reduction to ammonium (DNRA) are crucial …

[HTML][HTML] Microbial diversity and community structure of sulfate-reducing and sulfur-oxidizing bacteria in sediment cores from the East China Sea

Y Zhang, X Wang, Y Zhen, T Mi, H He… - Frontiers in Microbiology, 2017 - frontiersin.org
Sulfate-reducing bacteria (SRB) and sulfur-oxidizing bacteria (SOB) have been studied
extensively in marine sediments because of their vital roles in both sulfur and carbon cycles …

Increase of N2O production during nitrate reduction after long-term sulfide addition in lake sediment microcosms

S Li, Y Pang, G Ji - Environmental Pollution, 2021 - Elsevier
Microbial denitrification is a main source of nitrous oxide (N 2 O) emissions which have
strong greenhouse effect and destroy stratospheric ozone. Though the importance of sulfide …