Presentations

2021 | 2020 | 2019 | 2018

2021

  • Satellite measurements of atmospheric methane: application to tropical wetlands, presented by Daniel Jacob at the BP/BSR Workshop on Improving our Understanding of Methane Emissions from Tropical Wetlands (remote), June 16, 2021. [PDF]

  • Improved understanding of PM2.5 in Korea and China, presented by Daniel Jacob at the Samsung PM2.5 Strategic Research Program review (remote), May 25, 2021. [PDF]

  • Sources and seasonality of aerosols over North China and South Korea , presented by Shixian Zhai at the 101st American Meteorological Society meeting (remote), January 14, 2021. [PDF]

  • A recursive neural network chemical solver for fast long-term global simulations of atmospheric composition , presented by Makoto Kelp at the 101st American Meteorological Society meeting (remote), January 13, 2021. [PDF]

  • Vertical distribution and sources of NO2 in the free troposphere: Implications for interpretation of OMI and TROPOMI NO2 data , presented by Viral Shah at the 101st American Meteorological Society meeting (remote), January 11, 2021. [PDF]

2020

  • Controlling particulate nitrate pollution in China , presented by Shixian Zhai at the AGU Fall Meeting (remote), December 15, 2020. [PDF]

  • Global Modeling of Cloudwater Acidity, Rainwater Acidity, and Acid Inputs to Ecosystems , presented by Viral Shah at the AGU Fall Meeting (remote), December 9, 2020. [Online poster]

  • Improving chemical mechanisms for regional/global models in support of US air quality management: application to the GEOS-Chem model , presented by Daniel Jacob at the Kick-off Meeting for the EPA STAR Chemical Mechanisms for Air Quality Modeling Program (remote), December 16, 2020. [PPT]

  • GEOS-Chem as a community model for air quality on urban to global scales in the satellite era , presented by Daniel Jacob at the Atmospheric Chemical Mechanisms (ACM) Conference (remote), November 17, 2020. [PPT]

  • Human-driven temporal shifts in fire activity: southwest Russia and north Australia as case study regions, presented by Tina Liu at the American Geophysical Union Fall Meeting (remote, pre-recorded), December 8, 2020. [PPT (with audio narration)]

  • Improved understanding of PM2.5 in Korea and China , presented by Daniel Jacob at the Samsung PM2.5 Strategic Research Program review (remote), November 11, 2020. [PPT]

  • Air quality trends in China: a chemical perspective , seminar by Daniel Jacob at U. Montana, November 2, 2020. [PPT]

  • Identifying methane point sources in high-resolution satellite imagery using neural networks , presented by Jack Bruno at the EPS G1 Symposium, September 4, 2020. [PPT]

  • Towards an improved understanding of factors affecting ozone pollution in East Asia , presented by Nadia Colombi at the EPS G1 Symposium, September 4, 2020. [PPT]

  • Unifying atmospheric chemistry modeling using data: Development of the Harmonized Emissions Component 3.0 , presented by Haipeng Lin at the EPS G1 Symposium, September 4, 2020. [PDF]

  • Aerosol-radiation interactions in China in winter using a coupled chemistry-climate model , presented by Jonathan Moch at the 1st GEOS-Chem Europe meeting (GCE1) (remote), September 2, 2020. [PDF]

  • Global distribution of methane emissions: an inverse analysis of 2019 observations from TROPOMI , presented by Zhen Qu at the 1st GEOS-Chem Europe meeting (GCE1) (remote), September 1, 2020. [PDF]

  • Global methane budget and trends in 2010-2017: complementarity of inverse analyses using in situ and satellite observations, presented by Xiao Lu at the 1st GEOS-Chem Europe meeting (GCE1) (remote), September 1, 2020. [PDF]

  • GEOS-Chem model overview, presented by Daniel Jacob and Randall Martin at the 1st GEOS-Chem Europe meeting (GCE1) (remote), September 1, 2020. [PPT (300 MB)]

  • Airborne platforms as part of the Earth observing system for air quality and atmospheric chemistry - coupled to dynamics , presented by Daniel Jacob to the National Academy of Sciences Committee on the Future Use of NASA Airborne Platforms to Advance Earth Science Priorities (remote), July 30, 2020. [PPT]

  • Using satellite observations to quantify methane emissions from the global scale down to point sources , presented by Daniel Jacob at the Exxon-Mobile Methane Research External Speaker Series(remote), July 8, 2020. [PPT]

  • Improved understanding of PM2.5 in Korea and China , presented by Daniel Jacob at the Samsung PM2.5 Strategic Research Program review (remote), June 16, 2020. [PPT]

  • Global methane budget and trend in 2010-2017: comparative and joint inversions of suborbital (ObsPack) and satellite (GOSAT) observations , presented by Xiao Lu at the NOAA Global Monitoring Laboratory Virtual Global Monitoring Annual Conference (eGMAC), June 16, 2020. [PDF]

  • Redefining "odd oxygen": a new budget diagnostic for tropospheric ozone , presented by Kelvin Bates at the 2020 AMS meeting, Boston, January 17, 2020. [PPT]

  • Reduced-Cost Construction of Jacobian Matrices for High-Resolution Inverse Modeling , presented by Hannah Nesser at the 2020 AMS meeting, Boston, January 17, 2020. [PDF]

  • Trends of boundary layer ozone pollution and VOC emissions in China as observed by OMI , presented by Lu Shen at the 2020 AMS meeting, Boston, January 17, 2020. [PDF]

  • Ozone suppression in China under high PM2.5 conditions: a two-pollutant control strategy , presented by Ke Li at the 2020 AMS meeting, Boston, January 17, 2020. [PPT]

  • Global tropospheric halogen chemistry and its impacts on ozone, OH, and aerosol concentrations , presented by Daniel Jacob at the 2020 AMS meeting, Boston, January 17, 2020. [PDF]

  • GEOS-Chem Town Hall , presented by Daniel Jacob at the 2020 AMS meeting, Boston, January 17, 2020. [PPT (500 MB)]

  • Using satellite observations to quantify methane sources and trends from the global scale down to point sources , presented by Daniel Jacob at the 2020 AMS meeting, Boston, January 13, 2020. [PDF]

  • Integrating GEOS-Chem into CESM 2020, January 8-9 Project Meeting at NCAR/ACOM in Boulder. [Link to presentations]

2019

  • Quantifying methane emissions from individual point sources with the GHGSat-D satellite instrument , presented by Daniel Varon at the Fall 2019 AGU meeting, San Francisco, December 13, 2019. [PDF]

  • Effect of changing NOx lifetime on the seasonality and trends of NO2 columns over China , presented by Viral Shah at the Fall 2019 AGU meeting, San Francisco, December 12, 2019. [PDF]

  • Attribution of the 2010-2016 trend in atmospheric methane by improved inverse analysis of GOSAT satellite observations , presented by Yuzhong Zhang at the Fall 2019 AGU meeting, San Francisco, December 11, 2019. [PDF]

  • Potential of next-generation imaging spectrometers to detect and quantify methane point sources from space , presented by Daniel Jacob at the Fall 2019 AGU meeting, San Francisco, December 12, 2019. [PDF]

  • Chemical drivers of recent trends in PM2.5 and ozone pollution in China , presented by Daniel Jacob at the Fall 2019 AGU meeting, San Francisco, December 10, 2019. [PDF]

  • CMS Methane Working Group , presented by Daniel Jacob at the NASA Carbon Monitoring System (CMS) Science Team Meeting, La Jolla, November 14, 2019. [PPT]

  • CMS Phase 2 Synthesis Report: Methane , presented by Daniel Jacob at the NASA Carbon Monitoring System (CMS) Science Team Meeting, La Jolla, November 13, 2019. [PDF]

  • SAIT PM Strategic Research Program , presented by Daniel Jacob at the kick-off meeting of the Samsung SAIT PM Strategic Research Program, Suwon, Korea, October 31, 2019. [PPT]

  • GEOS-Chem atmospheric chemistry model: current capabilities, future developments, and partnership with GMAO , Seminar by Daniel Jacob at the NASA Global Modeling and Assimilation Office, Greenbelt, Maryland, September 17, 2019. [PPT (no movies)]

  • Methane in the climate system: monitoring emissions from space , Seminar by Daniel Jacob at Lamont-Doherty Earth Observatory, Palisades, New York, September 13, 2019. [PPT (no movies)]

  • Fine particulate matter and ozone pollution in China: recent trends, future controls, and impact of climate change , seminar by Daniel Jacob at Columbia University, New York, September 12, 2019. [PPT]

  • Interpreting satellite NO2 observations over the US: the importance of accounting for the free tropospheric background , presentation by Daniel Jacob at the Aura Science Team meeting, Pasadena, California, August 27, 2019. [PPT]

  • How Aura transformed air quality research with a look forward to TROPOMI and geostationary satellites , presentation by Daniel Jacob at the Aura Science Team meeting, Pasadena, California, August 27, 2019. [PPT]

  • Satellites for environmental monitoring , presentation by Daniel Jacob at the Satellite and Climate Convening, Bloomberg Philanthropies, New York, August 24, 2019. [PPT]

  • Understanding the atmospheric methane budget and trends using satellite observations in combination with new emission inventories and biogeochemical models: A NASA IDS investigation , presentation by Daniel Jacob at NASA Headquarters, Washington, DC, July 24, 2019. [PPT (no movie)]

  • Using satellite observations of atmospheric methane to quantify the methane budget and trends from the global scale down to point sources , seminar by Daniel Jacob at the University of Leicester, June 21, 2019. [PPT (no movies)]

  • Interpreting satellite NO2 observations over the US: the importance of accounting for the free tropospheric background , presented by Daniel Jacob at the TEMPO Science Team meeting, Madison, June 6, 2019. [PPT]

  • Methane in the climate system: monitoring emissions from space , presented by Daniel Jacob at the 90th Anniversary Symposium of PKU Atmospheric Sciences, Beijing, May 26, 2019. [PDF]

  • GEOS-Chem and MUSICA , presented by Daniel Jacob at the NCAR MUSICA Workshop, Boulder, May 21, 2019. [PDF]

  • Satellite observations for air quality , presented by Daniel Jacob at the NYSERDA Energy-Related Air Quality and Health Effects Research Workshop, Albany, April 10, 2019. [PDF]

  • Working to understand and solve China’s air pollution problems , presented by Daniel Jacob to Sichuan University faculty under sponsorship of Boston International Media Consulting, Inc., Harvard, February 20, 2019. [PPT]

  • Using satellite observations of tropospheric NO2 columns to infer trends in US NOx emissions: the importance of accounting for the NO2 background , presented by Daniel Jacob at the AMS 2019 Fall Meeting, Phoenix, January 10, 2019. [PPT]

2018

  • A global, gridded inventory of methane emissions from fuel exploitation based on national reports to the UNFCCC , presented by Tia Scarpelli at the AGU 2018 Fall Meeting, Washington DC, December 2018. [PDF]

  • Detecting high-emitting methane sources in oil/gas fields from current and future satellites (TROPOMI, GeoCARB, next-generation geostationary) including future hyperspectral imagers (EnMAP, PRISMA) , presented by Daniel Cusworth at the AGU 2018 Fall Meeting, Washington DC, December 2018. [PDF]

  • Satellite and surface observations confirm steay decline in US NOx emissions over the 2005-2017 period, presented by Rachel Silvern at the AGU 2018 Fall Meeting, Washington DC, December 12, 2018. [PDF]

  • Monitoring global tropospheric OH concentrations using satellite observations of atmospheric methane , presented by Yuzhong Zhang at the Fall 2018 AGU, Washington DC, December 2018. [PDF]

  • Predicting the impact of climate change on severe wintertime particulate pollution events in Beijing using extreme value theory , presented by Drew Pendergrass at the Fall 2018 AGU, Washington DC, December 2018. [PDF]

  • Uncertainties in aerosol chemistry and links to the gas phase , keynote presentation by Daniel Jacob at the AGU JING meeting, Xi'an, October 19, 2018. [PPT]

  • Effect of climate change on winter haze pollution in Beijing: relative humidity as a critical variable , presented by Daniel Jacob at the AGU JING meeting, Xi'an, October 17, 2018. [PPT]

  • Satellite observations of atmospheric methane: constraining emissions and OH concentrations , invited talk by Daniel Jacob at the 40th Anniversary of the ALE/GAGE/AGAGE Network, Boston/Dedham, October 11, 2018. [PPT]

  • Methane in the climate system: monitoring emissions from space , VIP talk by Daniel Jacob as part of the JPL Distinguished Climate Lecture Series, JPL, Pasadena, September 4, 2018. [PPT]

  • Definition, objectives, and types of models, presented by Daniel Jacob at the NCAR ACOM workshop on fundamentals of atmospheric chemistry and aerosol modeling, Boulder, August 13, 2018. [PDF] [Workshop website]

  • Fundamentals of air pollution and climate change, presented by Daniel Jacob to Trademark Tours, Harvard, August 1-6, 2018. [PDF (50 MB)]

  • Presentations from the Workshop on Integrating GEOS-Chem into NCAR models, Boulder, Colorado, July 30-31, 2018. [Link to website]

  • Current research activities at Harvard, presented by Daniel Jacob at ECMWF, Reading, UK, June 25, 2018. [PDF]

  • Decadal trends in US OMI NO2 observations and the role of the upper troposphere, presented by Rachel Silvern at the 6th TEMPO Science Team Meeting, Boulder, CO, June 7, 2018. [PDF]

  • Modeling decadal trends in continental US air pollution, with a focus on NOx, presented by Rachel Silvern at the Harvard/MIT ACE Center Science Advisory Committee Meeting, Boston, May 30, 2018. [PDF]

  • GEOS-Chem model overview and future directions , presented by Daniel Jacob at the First GEOS-Chem Asia meeting (GCA1), May 21-23, 2018. [PPT]

  • Identifying leaky wells in oil/gas fields by satellite observation of atmospheric methane, presented by Dan Cusworth at the 14th International Workshop on Greenhouse Gas Measurements from Space, University of Toronto, May 10, 2018. [PDF]

  • Observing methane from space with the next generation of satellite instruments: from global OH monitoring down to individual point sources, presentted by Daniel Jacob at the Atmospheric Composition Committee on Earth Observation Satellites, College Park, Maryland, May 2, 2018. [PPT]

  • Value of geostationary observations in a data assimilation system for ozone air quality in the US, presented by Daniel Jacob at the NASA GEO-CAPE workshop, College Park, Maryland, May , 2018. [PPT]

  • Capabilities of different satellite observing systems or mapping methane emissions on regional to km scales, presented by Daniel Jacob at the NASA GEO-CAPE workshop, College Park, Maryland, May , 2018. [PPT]

  • Antarctica and climate change, lecture by Daniel Jacob for the Harvard Alumni Association Expedition to Antarctica, January 21, 2018. [PPT (9 MB)]

  • The Antarctic ozone hole, lecture by Daniel Jacob for the Harvard Alumni Association Expedition to Antarctica, January 15, 2018. [PPT (50 MB)]

samsung_1.5_jacob.pptx7.61 MB
jacob_bp_workshop.pptx9.35 MB