How well do we understand the land‐ocean‐atmosphere carbon cycle?

D Crisp, H Dolman, T Tanhua… - Reviews of …, 2022 - Wiley Online Library
Fossil fuel combustion, land use change and other human activities have increased the
atmospheric carbon dioxide (CO2) abundance by about 50% since the beginning of the …

Integrating continuous atmospheric boundary layer and tower-based flux measurements to advance understanding of land-atmosphere interactions

M Helbig, T Gerken, ER Beamesderfer… - Agricultural and Forest …, 2021 - Elsevier
The atmospheric boundary layer mediates the exchange of energy, matter, and momentum
between the land surface and the free troposphere, integrating a range of physical …

[HTML][HTML] Comparing national greenhouse gas budgets reported in UNFCCC inventories against atmospheric inversions

Z Deng, P Ciais, ZA Tzompa-Sosa… - Earth System …, 2022 - essd.copernicus.org
In support of the global stocktake of the Paris Agreement on climate change, this study
presents a comprehensive framework to process the results of an ensemble of atmospheric …

[HTML][HTML] The OCO-3 mission: measurement objectives and expected performance based on 1 year of simulated data

A Eldering, TE Taylor, CW O'Dell… - Atmospheric …, 2019 - amt.copernicus.org
Abstract The Orbiting Carbon Observatory-3 (OCO-3) is NASA's next instrument dedicated to
extending the record of the dry-air mole fraction of column carbon dioxide (XCO 2) and solar …

Improved retrievals of carbon dioxide from Orbiting Carbon Observatory-2 with the version 8 ACOS algorithm

CW O'dell, A Eldering, PO Wennberg… - Atmospheric …, 2018 - amt.copernicus.org
Since September 2014, NASA's Orbiting Carbon Observatory-2 (OCO-2) satellite has been
taking measurements of reflected solar spectra and using them to infer atmospheric carbon …

[HTML][HTML] OCO-3 early mission operations and initial (vEarly) XCO2 and SIF retrievals

TE Taylor, A Eldering, A Merrelli, M Kiel… - Remote Sensing of …, 2020 - Elsevier
Abstract NASA's Orbiting Carbon Observatory-3 (OCO-3) was installed on the International
Space Station (ISS) on 10 May 2019. OCO-3 combines the flight spare spectrometer from …

Four years of global carbon cycle observed from the Orbiting Carbon Observatory 2 (OCO-2) version 9 and in situ data and comparison to OCO-2 version 7

H Peiro, S Crowell, A Schuh, DF Baker… - Atmospheric …, 2022 - acp.copernicus.org
The Orbiting Carbon Observatory 2 (OCO-2) satellite has been providing information to
estimate carbon dioxide (CO 2) fluxes at global and regional scales since 2014 through the …

Strong Southern Ocean carbon uptake evident in airborne observations

MC Long, BB Stephens, K McKain, C Sweeney… - Science, 2021 - science.org
The Southern Ocean plays an important role in determining atmospheric carbon dioxide
(CO2), yet estimates of air-sea CO2 flux for the region diverge widely. In this study, we …

National CO2 budgets (2015–2020) inferred from atmospheric CO2 observations in support of the Global Stocktake

B Byrne, DF Baker, S Basu, M Bertolacci… - Earth System …, 2022 - essd.copernicus.org
Accurate accounting of emissions and removals of CO 2 is critical for the planning and
verification of emission reduction targets in support of the Paris Agreement. Here, we …

Quantifying the Impact of Atmospheric Transport Uncertainty on CO2 Surface Flux Estimates

AE Schuh, AR Jacobson, S Basu, B Weir… - Global …, 2019 - Wiley Online Library
We show that transport differences between two commonly used global chemical transport
models, GEOS‐Chem and TM5, lead to systematic space‐time differences in modeled …