14th International Workshop on Greenhouse Gas Measurements from Space
Toronto, Canada
Earth Sciences Centre
5 Bancroft Ave, Toronto, ON
Tuesday May 8, 2018
8:00

Registration

8:30

Welcome, Logistics, Opening Remarks
Dylan Jones (U. Toronto, Canada) and Ray Nassar (ECCC, Canada)

Session 1: On-going and near-term satellite missions and calibration.
Co-chairs: Annmarie Eldering (JPL/CalTech, USA), Akihiko Kuze (JAXA, Japan),and Kaley Walker (U. Toronto, Canada)
8:45

1.1: Precision, Accuracy, Resolution, and Coverage: A few insights from GOSAT
and OCO-2
David Crisp (JPL, Caltech, USA)

9:00

1.2: Recent progress of GOSAT project and preparation for GOSAT-2 at National
Institute for Environmental Studies (NIES)
Tsuneo Matsunaga (NIES, Japan)

9:15

1.3: TanSat Scientific Achievements and Future Plan
Yi Liu (Chinese Academy of Sciences, China)

9:30

1.4: Status of the Sentinel-5 Precursor Mission and First Results on Methane
Claus Zehner (European Space Agency)

9:45

1.5: Measurements of Carbon Monoxide from Space using the MOPITT
Instrument
James R. Drummond (U. Toronto, Canada)

10:00

Break

Session 2: Retrieval algorithms and uncertainty quantification.
Co-chairs: Chris O’Dell (CSU, USA) and Susan Kulawik (NASA Ames, USA)
10:30

2.1: First Copernicus Climate Change Service (C3S) satellite-derived greenhousegas (CO2, CH4) data set
Michael Buchwitz (U. Bremen, Germany)

10:45

2.2: Carbon dioxide retrieval from OCO-2 satellite observations using the
RemoTeC algorithm: application to single-view and multiple-angle modes
Lianghai Wu (SRON, Netherlands)

11:00

2.3: Plume detection and characterization from XCO2 imagery: methodology andexpected uncertainties on derived point source fluxes
Claude Camy-Peyret (Institut Pierre Simon Laplace, France)

11:15

2.4: Correction of topography related biases in XCO2 measurements from OCO-2
Matthäus Kiel (Caltech, USA)1

11:302.5: Vertical distribution of Arctic methane from ground-based FTS measurements
Otto Lamminpää (Finnish Meteorological Institute, Finland)

11:45

2.6: IASI for Surveying Methane and Nitrous Oxide in the Troposphere: MUSICA
products and its validation
Omaira García (Meteorological State Agency of Spain, Spain)

12:00
1:30

LUNCH
Address by Canadian Space Agency President
Sylvain Laporte (CSA, Canada)

Session 3: Validation and supporting observations including ground-based andin-situ observations.
Co-chairs: Debra Wunch (U. Toronto, Canada) and Mahesh Kumar Sha (BIRA-IASB, Belgium)
2:00

3.1: First results of the ESA AO project TCCON4S5P focusing on the validation of
the Sentinel-5P methane and carbon monoxide using TCCON data
Mahesh Kumar Sha (BIRA-IASB, Belgium)

2:15

3.2: Comparisons of MOPITT XCO with TCCON
Jacob Hedelius (U. Toronto, Canada)

2:30

3.3: Update on the Validation of OCO-2 XCO2 Data
Greg Osterman (JPL, Caltech, USA)

2:45

3.4: Application of TanSat algorithm on GOSAT observation - ATANGO andOCO-2 XCO2 retrieval: validation, inter-comparison and new approach
Lu Yao (Chinese Academy of Sciences, China)

3:00

3.5: Views from the 6 aircraft campaigns (ACT-America, HIPPO, CONTRAIL,
ATom, ORCAS, and ABoVE): assimilation of airborne CO2 measurements into
GEOS and comparisons with satellite retrievals
Brad Weir (NASA GSFC/USRA, USA)

3:15

3.6: Validation for Greenhouse Gases Measured by the Atmospheric Chemistry
Experiment (ACE) Satellite Mission
Kaley A. Walker (U. Toronto, Canada)

3:30
5:15
5:30

POSTERS and REFRESHMENTS – A
End of Posters
ICEBREAKER / RECEPTION

8:45

Additional Registration

Wednesday May 9, 2018
Session 1 continued: On-going and near-term satellite missions and calibration.
Co-chairs: Annmarie Eldering (JPL/CalTech, USA), Akihiko Kuze (JAXA, Japan),and Kaley Walker (U. Toronto, Canada))
9:00

1.6: Atmospheric Chemistry Experiment (ACE) Greenhouse Gas Measurements:
CO2, CH4 and HFCs
2

Peter Bernath (Old Dominion U. & U. Waterloo, USA/Canada)
9:15

1.7: GOSAT Calibration Updates and Operations toward an Optimized
Observation Pattern
Akihiko Kuze (Japan Aerospace Exploration Agency (JAXA), Japan)

9:30

1.8: Characterization of OCO-2 biases and errors for flux estimates
Susan Kulawik (BAERI at NASA Ames, USA)9:45

1.9: The OCO-3 Mission: Science Objectives and Instrument Performance
Annmarie Eldering (JPL, Caltech, USA)

10:00

1.10: Upper tropospheric and stratospheric trends of greenhouse gases as derived
from MIPAS observations
Gabriele P. Stiller (Karlsruhe Institute of Technology, Germany)

10:15
12:00

POSTERS and REFRESHMENTS – B
LUNCH

Session 4: GHG observations to quantify hot spots and local/urban emissions.
Co-chairs: Ray Nassar (ECCC, Canada) and Johanna Tamminen (FMI, Finland)
1:30

4.1: Comparing carbon dioxide enhancement from anthropogenic emissions
observed by GOSAT and OCO-2
Hui Zhong (Chinese Academy of Sciences, China)

1:45

4.2: Global XCO2 anomalies: Direct space-based observations of anthropogenic
CO2 emission areas from OCO-2 and comparison with inventory-based estimates
Janne Hakkarainen (Finnish Meteorological Institute, Finland)

2:00

4.3: Advances in Quantifying Power Plant CO2 Emissions from Space
Ray Nassar (Environment and Climate Change Canada, Canada)

2:15

4.4: Quantifying methane point sources from fine-scale (GHGSat) satellite
observation of atmospheric plumes
Daniel Varon (Harvard U., USA)

2:30

4.5: First methane retrievals and hotspot identification with TROPOMI
Haili Hu (SRON Netherlands Institute for Space Research, Netherlands)

2:45

4.6: Detection of local CH4 sources using the WRF-CHEM and TROPOMI XCH4
Sudhanshu Pandey (SRON Netherlands Institute for Space Research, Netherlands)

3:00

4.7 CO2 emissions from power plants derived from the Ozone Monitoring
Instrument NO2 dataset
Debora Griffin (ECCC, Canada)

3:15

Break

Session 5: Flux inversions on regional and global scales.
Co-chairs: Dylan Jones (U. Toronto, Canada) and Junjie Liu (JPL, CalTech, USA)
3:45

5.1: “Are we there yet?" A look at the status and prospects of inferring top-downcarbon fluxes from CO2 remote sensing
Christopher O’Dell (Colorado State U., USA)
3

4:00

5.2: On the spatial scales informed by surface and GOSAT CO2 observations
Saroja Polavarapu (Environment and Climate Change Canada, Canada)

4:15

5.3: GOSAT CO2 Inversion Inter-comparison Experiment Phase-II: intermediate
progress report
Hiroshi Takagi (National Institute for Environmental Studies, Japan)

4:30

5.4: The OCO-2 Level 4 Flux Product: The Global Carbon Cycle as Seen FromSpace
Sean Crowell (U. Oklahoma, USA)

4:45

5.5: Role of Climate Variability and Land Use on Fire Emissions of Carbon
Gasses in the 21rst Century
John Worden (JPL, Caltech, USA)

5:00

5.6: Evaluating GPP and respiration estimates over northern mid-latitude
ecosystems using solar induced fluorescence and atmospheric CO2 measurements
Brendan Byrne (U. Toronto, Canada)

5:15

End of Day

Thursday May 10, 2018
8:45

Additional Registration

9:00

5.7: Detecting drought impact on terrestrial biosphere carbon cycle over US in thecontext of carbon-climate interannual variability
Junjie Liu (Jet Propulsion Lab, USA)

9:15

5.8: Anomalies in Chinese CO2 fluxes during 2015/2016 El Niño: Comparison
between satellite and in-situ observation assimilation
Jing Wang (Chinese Academy of Sciences, China)

9:30

5.9: Reconciling satellite and in-situ estimates of North American methane
emissions during the unconventional gas boom of 2007–2014
Joshua Benmergui (Harvard U., USA)

9:45

5.10: Identifying leaky wells in oil/gas fields by satellite observation of
atmospheric methane
Daniel Cusworth (Harvard U., USA)

10:00
10:15
12:00

GROUP PHOTO
POSTERS and REFRESHMENTS – C
LUNCH

Session 6: Future missions and observing strategies.
Co-chairs: Dave Crisp (JPL, CalTech, USA), Ray Nassar (ECCC, Canada), Yasjka Meijer (ESA)
1:30

6.1: NASA's Carbon Cycle OSSE Initiative - Informing future space-based
observing strategies through advanced modeling and data assimilation
Lesley Ott (NASA Goddard Space Flight Center, USA)

1:45

6.2: Assessing the potential of satellite spectro-imagery to monitor fossil fuel CO2
emissions across the globe from city and daily scales to national and annual scales
Yilong Wang (LSCE/IPSL, France)

2:00

6.3: An updated status of MicroCarb Project4François Buisson (Centre National d'Etudes Spatiales, France)
2:15

6.4: State of play of the European Anthropogenic CO2 Monitoring Mission
Yasjka Meijer (European Space Agency)

2:30

6.5: European Anthropogenic CO2 monitoring mission: Instrument spectral sizing
and the supporting aerosol instrument
Jochen Landgraf (SRON Netherlands Institute for Space Research, Netherlands)

2:45

6.6: The next generation of Chinese greenhouse gas monitoring satellite mission:
TanSat-2
Dongxu Yang (IAP, Shanghai Advanced Research Institute, CAS, China)

3:00

Break

3:30

6.7: IASI-New Generation: program status, system overview and scientificobjectives
Adrien Deschamps (CNES, France)

3:45

6.8: The GeoCarb Mission
Berrien Moore (University of Oklahoma, USA)

4:00

6.9: ARRHENIUS: Exploring Carbon Regional Flux Dynamics in Africa, Europe
and the Middle East from Geostationary Orbit
Andre Butz (U. Heidelberg, Germany)

4:15

6.10: AIM-North: The Atmospheric Imaging Mission for Northern Regions
Ray Nassar (Environment and Climate Change Canada, Canada)

4:30

6.11: CARBO: The carbon balance observatory
Charles Miller (JPL, Caltech, USA)

4:45

6.12: Pulsed Lidar Measurements of CO2 Column Concentrations in the 2017
ASCENDS Airborne Campaign, and beyond
James Abshire (NASA Goddard, USA)

5:00

Wrap-up and Discussion for IWGGMS-2019

5:30

End of Meeting

Posters
Posters should be portrait in orientation with maximum dimensions of 122 cm (height)
x 92 cm (width). Posters should be set up in the morning of their session and taken
down at the end of the day.
Tuesday May 8, 3:30-5:15 pm
A1.1 Four years of IASI CO2, CH4, N2O retrievals: validation with in situ observations
from the Mauna Loa station
Carmine Serio (U. Basilicata, Italy)
A1.2 Sentinel-5 Precursor: Early In-Flight Operation
Herbert Nett (ESA ESTEC, Netherlands)
5

A1.3 Retrieved of L2 Products from new V205 L1B spectra in the thermal infrared bandof TANSO-FTS over the Arctic ocean and comparison with retrieval from previous
versions.
Sébastien Payan (LATMOS/Sorbonne U./CNRS /IPSL, France)
A1.4 Characterization of the TanSat slit function using solar measurements
Zhaonan Cai (Chinese Academy of Sciences, China)
A1.5 In-Flight Performance of TanSat Atmospheric Carbon Dioxide Grating
Spectrometer
Zhong-Dong Yang (National Satellite Meteorological Centre, China)
A1.6 Using satellite observations to constrain the combined impacts of ecosystemmemory and climate extremes on the tropical carbon balance
A. Anthony Bloom (JPL, Caltech, USA)
A2.1 The total IASI level 2 processor τ²IP: Application to Seven-years of IASI sea
surface temperature, CO2, CH4, N2O retrievals for the Arctic Ocean during thesummer season
Guido Masiello (U. Basilicata, Italy)
A2.2 Reducing Biases in Greenhouse Retrievals by Quantifying Aerosol Scattering
Effects: Case Study Using Measurements from the California Laboratory for
Atmospheric Remote Sensing (CLARS)
Vijay Natraj (JPL, Caltech)A2.3 Spectroscopy for the OCO-2 mission: Progress and plans for addressing remaining
challenges
Vivienne Payne (JPL, Caltech)
A2.4 Aerosol properties in the atmosphere from GOSAT/CAI and GOSAT-2/CAI-2
Makiko Hashimoto (Japan Aerospace Exploration Agency, Japan)
A2.5 What Can We Learn From Performing Simplified XCO2 Retrievals on Synthetic
Near-Infrared Observations?
Robert R. Nelson (Colorado State U., USA)
A2.6 Sensitivity test for PPDF-S retrieval method using atmospheric radiative transfer
model
Chisa Iwasaki (U. Tokyo, Japan)
A2.7 Single-band carbon dioxide retrievals from the OCO2-satellite using the 2 micronband
Haili Hu (SRON, Netherlands)
A2.8 Toward improvement of the retrieval algorithm for GOSAT TANSO-FTS SWIR
L2 products
Hirofumi Ohyama (NIES, Japan)
A2.9 Yonsei CArbon Retrieval Algorithm: Validation, Error Analysis, and Its
Application to OCO-2 Satellite
Jaemin Hong (Yonsei U., Korea)
A2.10 CO2 Retrievals from OCO-2 using the UoL Retrieval: Validation against TCCON
and evaluation of fast RT methods
Peter Somkuti (U. Leicester, UK)
A2.11 CO2 concentration in the boundary layer estimated from a synergy of SWIR and
TIR of TANSO-FTS/GOSAT
Ryoichi Imasu (U. Tokyo, Japan)
A2.12 The improvement of using aerosol information from CAPI/TanSat nadir
observation in CO2 retrieval: Theoretical analysis
6

Xi Chen (Chinese Academy of Sciences, China)
A3.1 Philippines TCCON Project: Result on One-year Measurements and Future
Isamu Morino (NIES, Japan)
A3.2 TCCON Updates and Improvements to Precision Requirements
Coleen M. Roehl (Caltech, USA)
A3.3 Calibration of TCCON observations on Ascension Island with aircraft profiles
from the NASA ATom campaigns
Dietrich G. Feist (Max Planck Institute for Biogeochemistry, Germany)A3.4 Simultaneous Nadir Overpass Matchups of GOSAT/TANSO-FTS andAQUA/AIRS: TIR Band April 2009 – August 2017
Jonathan Gero (U. Wisconsin, USA)
A3.5 GOSAT and OCO-2 validation activities at Saga station and campaign sites
Kei Shiomi (JAXA, Japan)
A3.6 Long-term Monitoring of Greenhouse Gases at the Izaña Atmospheric Observatory
Omaira García (Meteorological State Agency of Spain, Spain)
A3.7 Comparison of N2O and CH4 retrievals from PARIS-IR and ACE-FTS.
Paul S. Jeffery (U. Toronto, Canada)
A3.8 Ground based and satellite borne observations of greenhouse gases at Sodankylä,
Finland
Rigel Kivi (Finnish Meteorological Institute, Finland)
A3.9 Development of a portable, low-cost XCO2 observation system using a grating
spectrometer and analysis of observation results
Xiu-Chun Qin (Nagoya U., Japan)
A4.1 Benchmarking chemistry-climate model top-of-atmosphere flux in the 9.6 micron
infrared ozone absorption band with comparisons to satellite observations
Helen Worden (NCAR, USA)
A4.2 First year results of the Fiducial Reference Measurements for GreenHouse Gases(FRM4GHG) intercomparison campaign performed at the Sodankylä TCCON site
Mahesh Kumar Sha (BIRA-IASB, Belgium)
A4.3 The SACH4 project: Source Attribution of CH4 using satellite observations,isotopic measurements and GEOS-Chem simulations.
Evelyn De Wachter (BIRA-IASB, Belgium)
Wednesday May 9, 10:15 am – 12:00 pm
B1.1 The PFT results of the mission instruments of GOSAT-2
Masakatsu Nakajima (JAXA, Japan)
B1.2 Overview of OCO-3 Status and Development
Annmarie Eldering (JPL, Caltech, USA)
B1.3 Methane Sensing by a Small Fabry-Perot Interferometer on the Space Station.
William Heaps (Johns Hopkins Applied Physics Lab, USA)
B1.4 GHGSat: Towards an Operational Constellation
Jason McKeever (GHGSat Inc., Canada)
B2.1 MIPAS IMK/IAA carbon tetrachloride (CCl4) retrieval and first comparison withother instruments
Ellen Eckert (U. Toronto, Canada)7

B2.2 Progress status of the GOSAT and GOSAT-2 SWIR L2 retrievals
Yukio Yoshida (NIES, Japan)
B2.3 Evaluation of OCO-2 Small-Scale Variability Using Lidar and In Situ CO2
Observations from the ACT-America Campaign
Emily Bell (Colorado State U., USA)
B2.4 Preliminary XCO2 retrieval results of TanSat in Dunhuang
Shupeng Wang (China Meteorological Administration, China)
B3.1 Time Series Analysis for the ACE-FTS and MIPAS CFC-11 and CFC-12 Data
Products
Jason Zou (U. Toronto, Canada)
B3.2 Study on the first ground-based FTS measurements at Beijing, China andcomparisons with GOSAT and OCO XCO2 data
Xingying Zhang (China Meteorological Administration, China)
B3.3 Evaluation of the seasonal cycle and variability of the trend from GOSAT methane
retrievals
Ella Kivimäki (Finnish Meteorological Institute, Finland)
B3.4 Improving OCO-2 Northern High Latitude Retrievals Over Snow
Joseph Mendonca (ECCC and U. Toronto, Canada)
B3.5 A real-time retrieval of greenhouse gases from portable, ground-based FourierTransform Spectrometers
Kang Sun (U. Buffalo, USA)
B3.6 Validation of Satellite Measurements with Portable Fourier Transform
Spectrometers (EM27/SUN)
Nasrin Mostafavi Pak (U. Toronto, Canada)
B3.7 Comparison of atmospheric CO2 column measurements at high latitudes fromground-based and satellite-based methods
Nicole Jacobs (U. Alaska Fairbanks, USA)
B3.8 COCCON - a framework for operating the EM27/SUN spectrometer
Omaira García (Meteorological State Agency of Spain, Spain)
B3.9 Retrieving CO2 profiles from TCCON near-infrared spectra
Sébastien Roche (U. Toronto, Canada)
B4.2 The TROPOMI CO data product: Monitoring pollution with daily global coverageand high spatial resolution
Tobias Borsdorff (SRON Netherlands Institute for Space Research, Netherlands)
B4.3 Greenhouse gas emission from megacities observed by GOSAT TANSO-FTS
Nobuhiro Kikuchi (Japan Aerospace Exploration Agency, Japan)
B4.4 Analysis on possible anomalous regional emission and absorption events ofgreenhouse gases with GOSAT and OCO-2
Koki Kasai (Hokkaido U., Japan)
B4.5 CO2 emissions from anthropogenic and fire activity based on SCIAMACHY,GOSAT and OCO-2
Yusheng Shi (Chinese Academy of Sciences, China)
B5.1 Broad-scale CO2 fluxes given by inverting new (v8) retrievals of OCO-2 column
CO2David Baker (CIRA/Colorado State U., USA)
B5.2 A Comparison of Eddy Decompositions of TM5 and GEOS-Chem in CO2
Andrew Schuh (Colorado State U., USA)8

B5.3 On what scales can GOSAT flux inversions constrain inter-annual variability interrestrial ecosystems?
Brendan Byrne (U. Toronto, Canada)
B5.4 On the consistency of OCO-2 XCO2 data from different observing modes and theirapplication to atmospheric inversion analyses
Feng Deng (U. Toronto, Canada)
B5.5 The Impact of Accounting for 3-D CO2 Production on Inversion for Natural Fluxes
Using GOSAT and In Situ Observations
James S. Wang (USRA / NASA Goddard Space Flight Center, USA)
B5.6 Opportunities and challenges of posterior CO2 flux validation with aircraft CO2
observations
Junjie Liu (JPL, Caltech, USA)
B5.7 Satellite bias estimation by independent CO2 inversion analysis
Takashi Maki (Meteorological Research Institute, Japan)
B5.8 Implications of Overestimated Anthropogenic CO2 Emissions on East Asian and
Global Land CO2 Flux Inversions
Tazu Saeki (NIES, Japan)
B5.9 Radiance offset correction for observing SIF from GOSAT and inter-satellitecomparison of the derived SIF
Haruki Oshio (NIES, Japan)
B5.10 Seasonal changes in SIF in a warm-temperate evergreen coniferous forest in Japan
Hibiki M. Noda (NIES, Japan)
Thursday May 10, 10:15 am – 12:00 pm
C1.1 MERLIN Level 0-1 Processing and Calibration Concept
Günter Lichtenberg (German Aerospace Centre (DLR), Germany)C3.1 Atmospheric CO2 Concentration Measurements to Cloud Tops from an Airborne
Lidar during 2017 ASCENDS Science Campaign in Alaska
Jianping Mao (U. Maryland, USA)
C3.2 Methane Monitor: An Airborne, Wide-Swath, Methane Mapping Instrument
William Tandy (Ball Aerospace, USA)
C4.1 Temporal and spatial variability of methane over Alberta as observed from space
Heba Marey (U. Toronto, Canada)
C4.2 Finding emission sources with lightweight data driven modeling
Jouni Susiluoto (Lappeenranta U. of Technology & MIT, Finland / USA)
C4.3 A methodology for characterizing methane emissions from urban and oil and gas
producing regions using a methane column imaging satellite
Joshua Benmergui (Harvard U., USA)
C4.4 The ODIAC - A global monthly high-resolution fossil fuel CO2 emissions data
product for tracer transport simulations and surface flux inversions
Tomohiro Oda (USRA/NASA Goddard, USA)
C4.5 Comparing potential of a satellite constellation to monitor fossil fuel CO2 emissions
from large cities and industrial sites
Franck Lespinas (LSCE, France)
C5.2 Monitoring Global OH Abundances using Satellite Observations of Atmospheric
Methane9

Yuzhong Zhang (Harvard U., USA)
C5.3 Development of ECCC's regional transport model to simulate high spatial andtemporal variability of atmospheric greenhouse gases
Jinwoong Kim (ECCC, Canada)
C5.4 Tropical wetland methane emissions inferred from GOSAT XCH4 retrievalsMark Lunt (U. Edinburgh, Canada)
C5.5 Global CO emission estimates inferred from assimilation of MOPITT CO data,
together with observations of O3, NO2, HNO3 and HCHO
Xuesong Zhang (U. Toronto, Canada)
C5.6 How well do surface observations constrain the CO state? Assimilation experimentswith EC-CAS in an OSSE framework
Vikram Khade (U. Toronto, Canada)
C5.7 Towards global and regional methane budgets estimated by high spatial resolution
atmospheric inverse model with GOSAT retrievals
Aki Tsuruta (NIES, Japan)
C5.8 Impact of coarse model resolution on chemical transport modelling of methane
Ilya Stanevich (U. Toronto, Canada)
C5.9 A city to national scale atmospheric inverse modeling system to assess the potentialof new space borne measurement concepts for the monitoring of CO2
anthropogenic emissions in Western Europe: a case study focused on Paris.
Diego Santaren (LSCE, France)
C6.1 GOSAT score map toward optimizing sampling pattern for global and regional flux
estimation
Fumie Kataoka (Remote Sensing Technology Center of Japan, Japan)
C6.2 The next generation of TanSat and space-air-ground monitoring system
Lin Qiu (Chinese Academy of Sciences, China)
C6.3 The European Anthropogenic CO2 Monitoring Mission: Instrument requirements
for space-borne measurement of greenhouse gas point sources
Bernd Sierk (European Space Agency (ESA))
C6.4 Optical Bench Breadboard Of An Imaging Fourier Transform Spectrometer(IFTS) For Climate Observations
Gurpreet Singh (York U., Canada)
C6.5 An Imaging Fourier Transform Spectrometer for Remote Nadir AtmosphericMeasurements of CO2, CH4 and the O2 A-band
Zahra Vaziri (York U., Canada)
C6.6 Determining required signal-to-noise ratios for XCO2 and XCH4 precision targets:
Application to AIM-North
Christopher Sioris (ECCC, Canada)
C6.7 Reevaluating the use of Oxygen band at 1.27 micron in spaceborne remote sensingof greenhouse gases
Kang Sun (U. Buffalo, USA)
C6.8 The MicroCarb L1 & L2 algorithms and performances
Denis Jouglet (CNES, France)
C6.9 High resolution methane tracking micro-satellites
Richard L. Lachance (Bluefield Technologies, USA)
C6.10 The challenges of measuring Methane from orbit
Haris Riris (NASA Goddard Space Flight Center, USA)10

C6.11 A Cost Effective Laser-Based Enhancement of Passive Carbon Monitoring
Approaches form GEO or LEO Orbits
Jeremy Dobler (Harris Corporation, USA)
C6.12 Combining cloud-top and total-column methane retrievals from an active sensor
Julia Marshall (Max Planck Institute for Biogeochemistry, Germany)C6.13 Airborne CO2 Lidar Measurements for the Atmospheric Carbon and Transport America (ACT-America) Project and the ASCENDS 2017 Field Campaign
Byron Meadows (NASA Langley, USA)11