Tundra ecosystems observed to be CO2 sources due to differential amplification of the carbon cycle

EF Belshe, EAG Schuur, BM Bolker - Ecology letters, 2013 - Wiley Online Library
Are tundra ecosystems currently a carbon source or sink? What is the future trajectory of
tundra carbon fluxes in response to climate change? These questions are of global …

Water scaling of ecosystem carbon cycle feedback to climate warming

Q Quan, D Tian, Y Luo, F Zhang, TW Crowther… - Science …, 2019 - science.org
It has been well established by field experiments that warming stimulates either net
ecosystem carbon uptake or release, leading to negative or positive carbon cycle–climate …

Four degrees and beyond: the potential for a global temperature increase of four degrees and its implications

M New, D Liverman, H Schroder… - … Transactions of the …, 2011 - royalsocietypublishing.org
The 1992 UN Framework Convention on Climate Change commits signatories to preventing
'dangerous anthropogenic interference with the climate system', leaving unspecified the …

Spatial and temporal variation in primary productivity (NDVI) of coastal Alaskan tundra: Decreased vegetation growth following earlier snowmelt

JA Gamon, KF Huemmrich, RS Stone… - Remote sensing of …, 2013 - Elsevier
In the Arctic, earlier snowmelt and longer growing seasons due to warming have been
hypothesized to increase vegetation productivity. Using the Normalized Difference …

Influence of iron redox cycling on organo-mineral associations in Arctic tundra soil

E Herndon, A AlBashaireh, D Singer… - … et Cosmochimica Acta, 2017 - Elsevier
Arctic tundra stores large quantities of soil organic matter under varying redox conditions. As
the climate warms, these carbon reservoirs are susceptible to increased rates of …

[HTML][HTML] Strong legacies of emerging trends in winter precipitation on the carbon-climate feedback from Arctic tundra

E Blanc-Betes, JM Welker, N Gomez-Casanovas… - Science of the Total …, 2025 - Elsevier
Abstract Changes in winter precipitation accompanying emerging climate trends lead to a
major carbon-climate feedback from Arctic tundra. However, the mechanisms driving the …

Arctic greening associated with lengthening growing seasons in Northern Alaska

KA Arndt, MJ Santos, S Ustin… - Environmental …, 2019 - iopscience.iop.org
Many studies have reported that the Arctic is greening; however, we lack an understanding
of the detailed patterns and processes that are leading to this observed greening. The …

Ecosystems disturbance recovery: What it was or what it could have been?

H Dashti, M Chen, WK Smith, K Zhao… - Geophysical …, 2024 - Wiley Online Library
The time it takes for an ecosystem to recover from a disturbance is a key to environmental
management. Conventionally, recovery is defined as a return to the pre‐disturbance state …

Increased wintertime CO2 loss as a result of sustained tundra warming

EE Webb, EAG Schuur, SM Natali… - Journal of …, 2016 - Wiley Online Library
Permafrost soils currently store approximately 1672 Pg of carbon (C), but as high latitudes
warm, this temperature‐protected C reservoir will become vulnerable to higher rates of …

Increased high‐latitude photosynthetic carbon gain offset by respiration carbon loss during an anomalous warm winter to spring transition

Z Liu, JS Kimball, NC Parazoo… - Global Change …, 2020 - Wiley Online Library
Arctic and boreal ecosystems play an important role in the global carbon (C) budget, and
whether they act as a future net C sink or source depends on climate and environmental …