Yang Chen

Associate Project Scientist

Email: yang.chen@uci.edu

Phone: 949-824-0597

Web: www.ess.uci.edu/~ychen17

Education

2000-2006

PhD of Atmospheric Science, University of Michigan, Ann Arbor, MI

Dissertation: Aerosol indirect effects on clouds and global climate

1997-2000

Master of Environmental Engineering, Tsinghua University, Beijing, China

Thesis: A study on urban photochemical smog in Beijing

1992-1997

Bachelor of Environmental Engineering, Tsinghua University, Beijing, China

Professional

2017-current

Assitant Researcher, University of California, Irvine, CA

2013-2017

Associate Project Scientist, University of California, Irvine, CA

2008-2013

Assistant Project Scientist, University of California, Irvine, CA

2006-2008

Postdoctoral Research Fellow, Jet Propulsion Lab, California Institute of Technology, Pasadena, CA

2006

Postdoctoral Research Fellow, University of Michigan, Ann Arbor, MI

2000-2006

Graduate Student Research Assistant, University of Michigan, Ann Arbor, MI

1997-2000

Graduate Student Research Assistant, Tsinghua University, Beijing, China

1998

Teaching Assistant, Tsinghua University, Beijing, China

Research subjects

UC Irvine

Relationship between wildfire and climate

Seasonal fire forecast

Satellite-based fire emissions estimation

Wildfire and human health

Fire and terrestrial ecosystem

JPL

Atmospheric transport of fire emissions

Aerosol direct radiative effect

Fire smoke injection height

University of Michigan

Aerosol interaction with cloud and aerosol indirect radiative effect

Tsinghua University

Characterization of photochemical smog in urban China

Publications

2019

Coffield, S. R., C. A. Graff, Y. Chen,P. Smyth, E. Foufoula-Georgiou, and J. T. Randerson (2019), Machine learning to predict final fire size at the time of ignition, International Journal of Wildland Fire, -.

Andela, N., D. C. Morton, L. Giglio, R. Paugam, Y. Chen, S. Hantson, et al. (2019), The Global Fire Atlas of individual fire size, duration, speed and direction, Earth System Science Data, 11(2), 529-552.

Levine, P. A., J. T. Randerson, Y. Chen, M. S. Pritchard, M. Xu, and F. M. Hoffman, Soil Moisture Variability Intensifies and Prolongs Eastern Amazon Temperature and Carbon Cycle Response to El Niño–Southern Oscillation, Journal of Climate, 32(4), 1273-1292.

2018

Wiggins,E.B., C. I. Czimczik, G. M. Santos, Y. Chen, X. Xu, S. R. Holden, J. T. Randerson, C. F. Harvey, F. M. Kai, and L. E. Yu, Smoke radiocarbon measurements from Indonesian fires provide evidence for burning of millennia-aged peat. PNAS, 2018, 115(49), 12419-12424.

Chen Y., Langenbrunner, B., and Randerson, J. T., Future drying in Central America and northern South America linked with Atlantic meridional overturning circulation. Geophysical Research Letters, 2018, 45(17): 9226-9235.

Kooperman, G.J., Y. Chen, F. M. Hoffman, C. D. Koven, K. Lindsay, M. S. Pritchard, A. L. S. Swann and J. T. Randerson, Forest response to rising CO2 drives zonally asymmetric rainfall change over tropical land. Nature Climate Change, 2018, 8(5): 434-440.

2017

Chen Y., D. C. Morton, N. Andela, G. R. van der Werf, L. Giglio, and J. T. Randerson, A pan-tropical cascade of fire driven by El Niño/Southern Oscillation. Nature Climate Change, 2017, 7(12): 906-711.

van der Werf, G.R., J. T. Randerson, L. Giglio, T. T. van Leeuwen, Y. Chen, B. M. Rogers, M. Mu, et al., Global fire emissions estimates during 1997–2016. Earth System Science Data, 9(2), 697-720.

Andela N, D. C. Morton, L. Giglio, Y. Chen, G. R. van der Werf, P. S. Kasibhatla, et al. A human-driven decline in global burned area. Science, 2017, 356(6345): 1356-1362.

2016

Chen Y., D. C. Morton, N. Andela, L. Giglio, and J. T. Randerson (2016), How much global burned area can be forecast on seasonal time scales using sea surface temperatures?, Environmental Research Letters, 11(4), 045001.

2015

Chen Y., J. T. Randerson, and Douglas C. Morton, Tropical North Atlantic ocean-atmosphere interactions synchronize forest carbon losses from hurricanes and Amazon fires, Geophys. Res. Lett., 42(15), 6462-6470, 2015, doi:10.1002/2015GL064505.

2013

Chen Y., D. Morton, Y. Jin, G. J. Collatz, P.S. Kasibhatla, G.R. van der Werf, R.S. DeFries, and J. T. Randerson, Long-term trends and interannual variability of forest, savanna and agricultural fires in South America, Carbon Management, 4(6), 617-638, 2013, doi:10.4155/cmt.13.61.

Chen Y., I. Velicogna, J. S. Famiglietti, and J. T. Randerson, Satellite observations of terrestrial water storage provide early warning information about drought and fire season severity in the Amazon, J. Geophys. Res. - Biogeosciences, 118, 1-10, 2013, doi:10.1002/jgrg.20046.

Morton, D. C., G. J. Collatz, D. Wang, J. T. Randerson, L. Giglio, Y. Chen, Satellite-based assessment of climate controls on US burned area, Biogeosciences, 10, 247-260, 2013, doi:10.5194/bg-10-247-2013.

Miriam E. M., R. S. DeFries, A. Voulgarakis, P. L. Kinney, J. T. Randerson, D. T. Shindell, Y. Chen, G. Faluvegi, El Niño and health risks from landscape fire emissions in southeast Asia, Nature Climate Change, 3, 131-136, 2013, doi:10.1038/nclimate1658.

more

2012

Randerson, J. T., Y. Chen, G. R. van der Werf, B. M. Rogers, and D. C. Morton, Global burned area and biomass burning emissions from small fires, J. Geophys. Res., 117, G04012, 2012, doi:10.1029/2012JG002128.

Johnston, F. H., S. B. Henderson, Y. Chen, J. R. Randerson, M. Marlier, R. S. DeFries, P. Kinney, D. M. Bowman, M. Brauer, Estimated global mortality attributable to smoke from landscape fires, Environmental Health Perspectives, 120, 695-701, 2012, doi: 10.1289/ehp.1104422.

2011

Chen Y., J. T. Randerson, D. C. Morton, R. S. DeFries, G. J. Collatz, P. S. Kasibhatla, L. Giglio, Y. Jin, M. E. Marlier, Forecasting fire season severity in South America using sea surface temperature anomalies, Science, 334, 787-791, 2011, 10.1126/science.1209472.

Zhang, L., Q. Li, J. Jin, H. Liu, N. Livesey, J.H. Jiang, Y. Mao, D. Chen, M. Luo, Y. Chen, Impacts of 2006 Indonesian fires on tropical upper tropospheric carbon monoxide and ozone, Atmos. Chem. Phys. , 11, 10929-10946, 2011, doi:10.5194/acp-11-10929-2011.

Mao, Y., Q. Li, L. Zhang, Y. Chen, J. T. Randerson, D. Chen, K.-N. Liou, Biomass burning contribution to black carbon in the western United States mountain ranges, Atmos. Chem. Phys. , 11, 11253-11266, 2011, doi:10.5194/acp-11-11253-2011.

2010

Chen Y., J. T. Randerson, G. van der Werf, D. Morton, M. Mu, P. Kasibhatla, Nitrogen deposition in tropical forests from savanna and deforestation fires, Global Change Biology, 16, 2024-2038, 2010, doi: 10.1111/j.1365-2486.2009.02156.x.

2009

Chen Y., Q. Li, J. T. Randerson, E. A. Lyons, R. A. Kahn, D. L. Nelson, and D. J. Diner, The sensitivity of CO and aerosol transport to the temporal and vertical distribution of North American boreal fire emissions, Atmos. Chem. Phys., 9, 6559-6580, 2009, doi:10.5194/acp-9-6559-2009.

Penner, J. E., Y. Chen, M. Wang, and X. Liu, Possible influence of anthropogenic aerosols on cirrus clouds and anthropogenic forcing, Atmos. Chem. Phys., 9, 879-896, 2009, doi:10.5194/acp-9-879-2009.

Chen Y., Q. Li, R. A. Kahn, J. T. Randerson, and D. J. Diner, Quantifying aerosol direct radiative effect with Multiangle Imaging Spectroradiometer observations: Top-of-atmosphere albedo change by aerosols based on land surface types, J. Geophys. Res., 114, D02109, 2009, doi:10.1029/2008JD010754.

2008

Nelson D. L., Y. Chen, R. A. Kahn, D. J. Diner, and D. Mazzoni, Example applications of the MISR INteractive eXplorer (MINX) software tool to wildfire smoke plume analyses, Proc. of SPIE, Vol. 7089, 708909, 2008, doi:10.1117/12.795087.

Diner, D. J., D. L. Nelson, Y. Chen, R. A. Kahn, J. Logan, F. T. Leung, and M. Val Martin, Quantitative studies of wildfire smoke injection heights with the Terra Multi-angle Imaging SpectroRadiometer, Proc. of SPIE, Vol. 7089, 708908, 2008, doi:10.1117/12.795215.

Kahn, R. A., Y. Chen, D. L. Nelson, F. T. Leung, Q. Li, D. J. Diner, and J. A. Logan, Wildfire smoke injection heights – two perspectives from space, Geophys. Res. Lett., 35, L04809, 2008, doi:10.1029/2007GL032165.

2006

Chen Y., Aerosol indirect effects on clouds and global climate, PhD dissertation, University of Michigan, 2006.

2005

Chen Y. and J. E. Penner, Uncertainty analysis for estimates of the first indirect aerosol effect, Atmos. Chem. Phys., 5, 2935-2948, 2005, doi:10.5194/acp-5-2935-2005.

2004

Penner, J. E., X. Dong, and Y. Chen, Observational evidence of a change in radiative forcing due to the indirect aerosol effect, Nature, 427, 231-234, 2004, doi:10.1038/nature02234.

2000

Chen Y., L. Fu, and J. Hao, Review on the mechanism and law of urban photochemical air pollution, Shanghai Environmental Sciences, 19, 167-170, 2000.

Talks and presentations

2015

Chen, Y., J. T. Randerson, D. C. Morton, N. Andela, L. Giglio, G.R. van der Werf, What Fraction of Global Fire Activity Can Be Forecast Using Sea Surface Temperatures? , American Geophysical Union Fall Meeting, December 2015, San Francisco, CA

2014

Chen, Y., J. T. Randerson, I. Velicogna, D. C. Morton, Synchronized terrestrial carbon losses due to hurricanes and fires: role of tropical North Atlantic sea surface temperatures, 4th Integrated Land Ecosystem-Atmosphere Processes Study (iLEAPS) Science Conference, May 2014, Nanjing, China

2013

Chen, Y., J. T. Randerson, D. C. Morton, Building and evaluating an operational SST-based fire season forecast model in South America, American Geophysical Union Fall Meeting, December 2013, San Francisco, CA

2012

Chen, Y., J. T. Randerson, D. C. Morton, R. S. DeFries, G. J. Collatz, P. S. Kasibhatla, L. Giglio, Y. Jin, M. E. Marlier, Forecasting fire season severity in South America using sea surface temperature anomalies, MODIS Science Meeting, May 2012, Silverspring, MD

Chen, Y., J. T. Randerson, D. C. Morton, R. S. DeFries, G. J. Collatz, P. S. Kasibhatla, L. Giglio, Y. Jin, M. E. Marlier, Sea Surface Temperatures (SSTs) and Terrestrial Water Storage (TWS) Provide Early Warning Information about Fire Season Severity (FSS) in the Amazon, American Geophysical Union Fall Meeting, November 2012, San Francisco, CA

more

2011

Chen, Y., J. T. Randerson, B. Rogers, L. Giglio, Improving global fire carbon emissions estimates by combining moderate resolution burned area and active fire observations, 2011 NASA HyspIRI workshop, August 2011, Washington, DC

Chen, Y., J. T. Randerson, D. C. Morton, R. S. DeFries, G. J. Collatz, P. S. Kasibhatla, L. Giglio, Y. Jin, M. E. Marlier, Forecasting fire season severity using sea surface temperature anomalies, American Geophysical Union Fall Meeting, December 2011, San Francisco, CA

2010

Chen, Y., J. T. Randerson, D. C. Morton, Y. Jin, L. Giglio, G. J. Collatz, P. S. Kasibhbatla, G. R. van der Werf, R. S. DeFries, Satellite Observations of Vegetation Fires in South America During 2001-2009: Climatic Influence on the Long-term trends and Interannual Variability, American Geophysical Union Fall Meeting, December 2010, San Francisco, CA

2009

Chen, Y., J. T. Randerson, G. van der Werf, D. Morton, M. Mu, P. Kasibhatla, Nitrogen deposition in tropical forests from savanna and deforestation fires, American Geophysical Union Fall Meeting, December 2009, San Francisco, CA

Chen, Y., J. T. Randerson, G. van der Werf, D. Morton, P. Kasibhatla, Nitrogen deposition in tropical forests from deforestation and savanna fires, 4th Global Vegetation Workshop, June 2009, Missoula, MT

Chen. Y., Q. Li, J. Randerson, E. Lyons, R. Kahn, D. Nelson, and D. Diner, How important are temporal constraints and vertical injection of boreal fire emissions?, 4th GEOS-Chem Science Meeting, April 2009, Boston, MA

Chen. Y., Q. Li, R. Kahn, J. Randerson, and D. Diner, Quantifying aerosol direct radiative effect with MISR observations, 4th GEOS-Chem Science Meeting, April 2009, Boston, MA

2008

Chen, Y., Q. Li, R. A. Kahn, J. T. Randerson, and D. J. Diner, Using MISR data to estimate TOA albedo change by aerosols based on land surface types, American Geophysical Union Fall Meeting, December 2008, San Francisco, CA

2007

Chen. Y., Q. Li, J. Randerson, E. Lyons, D. Nelson, D. Diner, and R. Kahn, Temporal constraints on and vertical injections of biomass burning emissions: Implications on global aerosol simulation, American Geophysical Union Fall Meeting, December 2007, San Francisco, CA

Chen. Y., Q. Li, R. Kahn, J. Randerson, and D. Diner, Quantifying global aerosol direct radiative effect with MISR observations, MISR Data Users Science Symposium, December 2007, Pasadena, CA.

Chen. Y., Q. Li, J. Randerson, E. Lyons, D. Nelson, D. Diner, and R. Kahn, Temporal constraints on and vertical injections of biomass burning emissions: Implications on global aerosol simulation, MISR Data Users Science Symposium, December 2007, Pasadena, CA.

Chen. Y., Q. Li, J. Randerson, E. Lyons, D. Nelson, D. Diner, and R. Kahn, Temporal constraints on and vertical injections of biomass burning emissions: Implications on global aerosol simulation, Aura Science Team Meeting, October 2007, Pasadena, CA

Chen, Y., Q. Li, and R. Kahn, Quantifying aerosol direct radiative effect with MISR observations, Invited talk, June 5th 2007, California Institute of Technology, Pasadena, CA.

Chen, Y., Q. Li, R. Kahn, E. Lyons, and J. Randerson, Global transport and radiative forcing of biomass burning aerosols. Third GEOS-Chem user's meeting, April 2007, Harvard University, Boston, MA.

2006

Chen, Y. and J. Penner, Aerosol indirect effects on clouds and global climate, TCMA seminar, October 2006, NASA Jet Propulsion Laboratory, Pasadena, CA.

Chen, Y., Aerosol indirect effects on clouds and global climate, PhD dissertation defense, July 2006, University of Michigan, Ann Arbor, MI.

Chen, Y., and J. Penner, Aerosol Indirect Effect: observational Evidence and Uncertainty Analysis, March 28th 2006, California Institute of Technology, Pasadena, CA.

2005

Chen, Y. and J. E. Penner, Uncertainty analysis for estimates of the first indirect aerosol effect. 2005 AGU fall meeting, December 2005, San Francisco, CA.

2004

Chen, Y., J. E. Penner and X.Dong, Understanding the effects of uncertainties in ice processes, entrainment and updraft velocities on the relationship between cloud optical depth and liquid water path at the NSA and SGP sites, 14th Atmospheric Radiation Measurement (ARM) Science Team Meeting, March 2004, Albuquerque, NM.

Activities and honors

2013-2015

Chinese American Oceanic and Atmospheric Association (COAA) Southern California Chapter executive committe member

2005

University of Michigan travel grant for American Geophysical Union 2005 Fall Meeting

2004

University of Michigan Chinese Student and Scholar Association, executive committee member

1992-1997

Excellent Student Scholarship for 5 consecutive years at Tsinghua University

Computer modeling skills

Scientific Modeling

Chemical transport model, Cloud nucleation parcel model, Energy Balance Model, GCM, SCM, Radiative transfer model, Mesoscale model

Computer Languages

Fortran, Python, IDL, Matlab, Parallel computer language (MPI), HTML, CSS, Javascript, KML, shell script, perl script

Visualization

IDL, GRADS, EXCEL, PowerPoint, Origin, PhotoShop, Dreamweaver, FrontPage, Matlab, Google Earth, NCL