The interaction of climate change and methane hydrates

CD Ruppel, JD Kessler - Reviews of Geophysics, 2017 - Wiley Online Library
Gas hydrate, a frozen, naturally‐occurring, and highly‐concentrated form of methane,
sequesters significant carbon in the global system and is stable only over a range of low …

Stable carbon isotopes in paleoceanography: atmosphere, oceans, and sediments

A Mackensen, G Schmiedl - Earth-Science Reviews, 2019 - Elsevier
Carbon is one of the key elements in organisms and non-living compounds on Earth.
Carbon dioxide and methane are important greenhouse gases in the atmosphere, dissolved …

Very strong atmospheric methane growth in the 4 years 2014–2017: Implications for the Paris Agreement

EG Nisbet, MR Manning… - Global …, 2019 - Wiley Online Library
Atmospheric methane grew very rapidly in 2014 (12.7±0.5 ppb/year), 2015 (10.1±0.7
ppb/year), 2016 (7.0±0.7 ppb/year), and 2017 (7.7±0.7 ppb/year), at rates not observed …

[HTML][HTML] Widespread methane seepage along the continental margin off Svalbard-from Bjørnøya to Kongsfjorden

S Mau, M Römer, ME Torres, I Bussmann, T Pape… - Scientific reports, 2017 - nature.com
Numerous articles have recently reported on gas seepage offshore Svalbard, because the
gas emission from these Arctic sediments was thought to result from gas hydrate …

Postglacial response of Arctic Ocean gas hydrates to climatic amelioration

P Serov, S Vadakkepuliyambatta… - Proceedings of the …, 2017 - National Acad Sciences
Seafloor methane release due to the thermal dissociation of gas hydrates is pervasive
across the continental margins of the Arctic Ocean. Furthermore, there is increasing …

Shipborne eddy covariance observations of methane fluxes constrain Arctic sea emissions

BF Thornton, J Prytherch, K Andersson, IM Brooks… - Science …, 2020 - science.org
We demonstrate direct eddy covariance (EC) observations of methane (CH4) fluxes
between the sea and atmosphere from an icebreaker in the eastern Arctic Ocean. EC …

Reduced methane seepage from Arctic sediments during cold bottom-water conditions

B Ferré, PG Jansson, M Moser, P Serov, A Portnov… - Nature …, 2020 - nature.com
Large amounts of methane are trapped within gas hydrate in subseabed sediments in the
Arctic Ocean, and bottom-water warming may induce the release of methane from the …

Glacial/interglacial wetland, biomass burning, and geologic methane emissions constrained by dual stable isotopic CH4 ice core records

M Bock, J Schmitt, J Beck, B Seth… - Proceedings of the …, 2017 - National Acad Sciences
Atmospheric methane (CH4) records reconstructed from polar ice cores represent an
integrated view on processes predominantly taking place in the terrestrial biogeosphere …

[HTML][HTML] Interactions between the atmosphere, cryosphere, and ecosystems at northern high latitudes

M Boy, ES Thomson, JC Acosta Navarro… - Atmospheric …, 2019 - acp.copernicus.org
The Nordic Centre of Excellence CRAICC (Cryosphere–Atmosphere Interactions in a
Changing Arctic Climate), funded by NordForsk in the years 2011–2016, is the largest joint …

Double‐counting challenges the accuracy of high‐latitude methane inventories

BF Thornton, M Wik, PM Crill - Geophysical Research Letters, 2016 - Wiley Online Library
Quantification of the present and future contribution to atmospheric methane (CH4) from
lakes, wetlands, fluvial systems, and, potentially, coastal waters remains an important …