What do we know about the global methane budget? Results from four decades of atmospheric CH4 observations and the way forward

X Lan, EG Nisbet… - … Transactions of the …, 2021 - royalsocietypublishing.org
Atmospheric CH4 is arguably the most interesting of the anthropogenically influenced, long-
lived greenhouse gases. It has a diverse suite of sources, each presenting its own …

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

GH Bernhard, RE Neale, PW Barnes… - Photochemical & …, 2020 - pubs.rsc.org
This assessment, by the United Nations Environment Programme (UNEP) Environmental
Effects Assessment Panel (EEAP), one of three Panels informing the Parties to the Montreal …

Short-Lived Climate Forcers (Chapter 6)

S Szopa, V Naik, B Adhikary, P Artaxo, T Berntsen… - 2021 - cambridge.org
Short‑lived climate forcers (SLCFs) affect climate and are, in most cases, also air pollutants.
They include aerosols (sulphate, nitrate, ammonium, carbonaceous aerosols, mineral dust …

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] Estimating emissions of methane consistent with atmospheric measurements of methane and C of methane

S Basu, X Lan, E Dlugokencky, S Michel… - Atmospheric …, 2022 - acp.copernicus.org
We have constructed an atmospheric inversion framework based on TM5-4DVAR to jointly
assimilate measurements of methane and δ 13 C of methane in order to estimate source …

Rising methane: A new climate challenge

SEM Fletcher, H Schaefer - Science, 2019 - science.org
In 2007, the amount of methane in the atmosphere (CH4) began to rise after a 7-year period
of near-zero growth (1). Recent research shows that a second step change occurred in 2014 …

Global atmospheric carbon monoxide budget 2000–2017 inferred from multi-species atmospheric inversions

B Zheng, F Chevallier, Y Yin, P Ciais… - Earth System …, 2019 - essd.copernicus.org
Atmospheric carbon monoxide (CO) concentrations have been decreasing since 2000, as
observed by both satellite-and ground-based instruments, but global bottom-up emission …

[HTML][HTML] Global distribution of methane emissions, emission trends, and OH concentrations and trends inferred from an inversion of GOSAT satellite data for 2010 …

JD Maasakkers, DJ Jacob, MP Sulprizio… - Atmospheric …, 2019 - acp.copernicus.org
We use 2010–2015 observations of atmospheric methane columns from the GOSAT satellite
instrument in a global inverse analysis to improve estimates of methane emissions and their …

[PDF][PDF] Terrestrial permafrost [in “State of the Climate in 2018”]

VE Romanovsky, SL Smith, K Isaksen… - Bulletin of the American …, 2019 - par.nsf.gov
The TC data used here are from the JTWC western North Pacific (WNP) best-track dataset
for the 1945–2017 period and from the JTWC preliminary operational data for 2018 …

State of the Climate in 2018

J Blunden, DS Arndt - Bulletin of the American Meteorological …, 2019 - journals.ametsoc.org
STATE OF THE CLIMATE IN 2018 Page 1 STATE OF THE CLIMATE IN 2018 Special
Supplement to the Bulletin of the American Meteorological Society Vol. 100, No. 9, September …