Microbiome assembly in thawing permafrost and its feedbacks to climate

JG Ernakovich, RA Barbato, VI Rich… - Global Change …, 2022 - Wiley Online Library
The physical and chemical changes that accompany permafrost thaw directly influence the
microbial communities that mediate the decomposition of formerly frozen organic matter …

A review of the importance of mineral nitrogen cycling in the plant-soil-microbe system of permafrost-affected soils—changing the paradigm

E Ramm, C Liu, P Ambus… - Environmental …, 2022 - iopscience.iop.org
The paradigm that permafrost-affected soils show restricted mineral nitrogen (N) cycling in
favor of organic N compounds is based on the observation that net N mineralization rates in …

Structure and function of the soil microbiome underlying N2O emissions from global wetlands

M Bahram, M Espenberg, J Pärn… - Nature …, 2022 - nature.com
Wetland soils are the greatest source of nitrous oxide (N2O), a critical greenhouse gas and
ozone depleter released by microbes. Yet, microbial players and processes underlying the …

Environmental effects of stratospheric ozone depletion, UV radiation, and interactions with climate change: UNEP Environmental Effects Assessment Panel, Update …

RE Neale, PW Barnes, TM Robson, PJ Neale… - Photochemical & …, 2021 - Springer
This assessment by the Environmental Effects Assessment Panel (EEAP) of the United
Nations Environment Programme (UNEP) provides the latest scientific update since our …

What can we learn from N2O isotope data? – Analytics, processes and modelling

L Yu, E Harris, D Lewicka‐Szczebak… - Rapid …, 2020 - Wiley Online Library
The isotopic composition of nitrous oxide (N2O) provides useful information for evaluating
N2O sources and budgets. Due to the co‐occurrence of multiple N2O transformation …

Thawing Yedoma permafrost is a neglected nitrous oxide source

ME Marushchak, J Kerttula, K Diáková, A Faguet… - Nature …, 2021 - nature.com
In contrast to the well-recognized permafrost carbon (C) feedback to climate change, the fate
of permafrost nitrogen (N) after thaw is poorly understood. According to mounting evidence …

Carbon and nitrogen cycling in Yedoma permafrost controlled by microbial functional limitations

S Monteux, F Keuper, S Fontaine, K Gavazov… - Nature …, 2020 - nature.com
Warming-induced microbial decomposition of organic matter in permafrost soils constitutes a
climate-change feedback of uncertain magnitude. While physicochemical constraints on soil …

Factors influencing soil nitrification process and the effect on environment and health

OE Ayiti, OO Babalola - Frontiers in Sustainable Food Systems, 2022 - frontiersin.org
To meet the global demand for food, several factors have been deployed by agriculturists to
supply plants with nitrogen. These factors have been observed to influence the soil …

Burkholderiaceae Are Key Acetate Assimilators During Complete Denitrification in Acidic Cryoturbated Peat Circles of the Arctic Tundra

SA Hetz, MA Horn - Frontiers in microbiology, 2021 - frontiersin.org
Cryoturbated peat circles (pH 4) in the Eastern European Tundra harbor up to 2 mM pore
water nitrate and emit the greenhouse gas N2O like heavily fertilized agricultural soils in …

Hot moment of N2O emissions in seasonally frozen peatlands

X Wang, S Wang, Y Yang, H Tian, MSM Jetten… - The ISME …, 2023 - academic.oup.com
Since the start of the Anthropocene, northern seasonally frozen peatlands have been
warming at a rate of 0.6° C per decade, twice that of the Earth's average rate, thereby …