Global distribution, formation and fate of mineral‐associated soil organic matter under a changing climate: A trait‐based perspective

NW Sokol, ED Whalen, A Jilling… - Functional …, 2022 - Wiley Online Library
Soil organic matter (SOM) is the largest actively cycling reservoir of terrestrial carbon (C),
and the majority of SOM in Earth's mineral soils (~ 65%) is mineral‐associated organic …

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 …

Europe (Chapter 13)

B Bednar-Friedl, R Biesbroek, DN Schmidt… - 2022 - pure.iiasa.ac.at
Our current 1.1° C warmer world is already affecting natural and human systems in Europe
(very high confidence1). Since AR5, there has been a substantial increase in detected or …

Weakening greenhouse gas sink of pristine wetlands under warming

T Bao, G Jia, X Xu - Nature Climate Change, 2023 - nature.com
Pristine wetlands have high potential for mitigating climate change because of their large
carbon stocks. However, whether and where wetlands will act as a greenhouse gas sink or …

Large sinuous rivers are slowing down in a warming Arctic

A Ielpi, MGA Lapôtre, A Finotello… - Nature Climate …, 2023 - nature.com
Arctic regions are disproportionately affected by atmospheric warming, with cascading
effects on multiple surface processes. Atmospheric warming is destabilizing permafrost …

Carbon uptake in Eurasian boreal forests dominates the high‐latitude net ecosystem carbon budget

JD Watts, M Farina, JS Kimball, LD Schiferl… - Global Change …, 2023 - Wiley Online Library
Arctic‐boreal landscapes are experiencing profound warming, along with changes in
ecosystem moisture status and disturbance from fire. This region is of global importance in …

[HTML][HTML] Arctic shrub expansion revealed by Landsat-derived multitemporal vegetation cover fractions in the Western Canadian Arctic

L Nill, I Grünberg, T Ullmann, M Gessner… - Remote Sensing of …, 2022 - Elsevier
Warming induced shifts in tundra vegetation composition and structure, including
circumpolar expansion of shrubs, modifies ecosystem structure and functioning with …

[HTML][HTML] Respiratory loss during late-growing season determines the net carbon dioxide sink in northern permafrost regions

Z Liu, JS Kimball, AP Ballantyne, NC Parazoo… - Nature …, 2022 - nature.com
Warming of northern high latitude regions (NHL,> 50° N) has increased both photosynthesis
and respiration which results in considerable uncertainty regarding the net carbon dioxide …

Early snowmelt and polar jet dynamics co-influence recent extreme Siberian fire seasons

RC Scholten, D Coumou, F Luo, S Veraverbeke - Science, 2022 - science.org
The summers of 2019, 2020, and 2021 experienced unprecedented fire activity in
northeastern Siberia, driven by record high spring and summer temperatures. Many of these …

[HTML][HTML] Tipping point in North American Arctic-Boreal carbon sink persists in new generation Earth system models despite reduced uncertainty

RK Braghiere, JB Fisher, KR Miner… - Environmental …, 2023 - iopscience.iop.org
Estimating the impacts of climate change on the global carbon cycle relies on projections
from Earth system models (ESMs). While ESMs currently project large warming in the high …