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 Research interest and grants

 

 RESEARCH AREA

  • Multi-sensor multi-spectral remote sensing of precipitation

  • High latitude and mountainous rain and snow retrievals and analysis

  • Hydrologic/watershed modeling and optimization

  • Weather and climate extremes (extreme precipitation, drought, heatwaves) and societal impact

  • Global water and energy budget analysis

  • Developing precipitation products for hydrological applications.

  • Using advanced satellite and in-situ data to improve quantification of hydrologic variables

  • Representation of precipitation in climate models

  • Land-atmosphere interaction

  • Using GRACE for hydrometeorology

  • Precipitation data record

  • Water resources in arid and semi-arid regions

  • Development and application of machine learning techniques

  • Sea ice- Atmosphere interaction

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 RECENT FUNDED PROJECTS

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  • Advancing Global Precipitation Data Record for Climate Change, Early Warning, and Scientific Discovery (PI - NASA MEaSUREs, 2024-2028; ~$3M).

  • Advancing Land Surface Modeling Coupled with the NextGen NWM and Integrate with NOAA UFS to Improve Hydrologic Forecasting Capability (Co-i, NOAA CIROH $750K)

  • Snowfall Analysis in High Latitudes to Advance NASA IMERG (PI –  NASA Precipitation Measurement Mission (PMM) Science team, 2022-2024).

  • High Latitude Improvement of Long-term GPCP Precipitation Products Using Recent NASA Missions (PI - NASA MEaSUREs, 2018-2023; $2.6 M).

  • Improving polar snowfall estimation using NASA’s complementary remote sensing observations (PI -NASA Weather and Atmospheric Dynamics, 2020-2023, ~$400K).

  • Earth Dynamic Observatory, UA (PI), (2020, $43.3K).

  • Using GRACE to advance precipitation analysis in cold regions, (PI - NASA GRACE / GRACE-FO Science team, 2016-2019; ~$450K).

  • Revising the global precipitation climatology in light of the most advanced observations from space, (PI - NASA NEWS, 2014-2019; ~$400K).

  • Multi-sensor Precipitation and Reflectivity Analysis and Retrievals for Precipitation and All-weather Temperature and Humidity (PATH) mission ( PI - NASA WEATHER, 2013-2018; ~$530K).

  • Improving high latitude precipitation observation: A critical step towards evaluation of reanalysis and climate models: A critical step towards evaluation of reanalysis and climate models, (PI- NASA NEW INVESTIGATOR PROGRAM 2014-2018, ~$260K).

  • Radiative and Large-Scale Forcing of Tropical Clouds and Their Controls on High SST Environments Using Multi-Sensor Aqua and ECMWF-Reanalysis Datasets (Co-PI, NASA TERRA/AQUA 2014-2018~$700K)

  • Enabling the U.S. Army Streamflow Prediction Tool to utilize GPM products in operation (Co-PI, NASA Precipitation Measurement Mission, 2019-2021).

  • Improving National Water Model (NWM) snowmelt runoff prediction (Co-I, NOAA OAR  OWAQ 2018-2020, $ 671K).

  • Climate Model Evaluation by Transitions between Climate States of Short-Term Natural Climate Variability (Co-PI - NASA MAP, 2017-2020)

  • Simulation-Based Uncertainty Quantification for Atmospheric Remote Sensing Retrievals (Co-PI - NASA Advanced Information Systems Technology, 2017-2019)

  • Using aircraft and satellite sensors to determine the role of thermodynamics at multiple scales in the initiation and organization of tropical convection (Co-I - NASA WEATHER, 2017-2019)

  • The JPL Fire Danger Assessment System (FDAS): Using satellite observations to map global wildfire risk (Co-I, NASA JPL RTD 2016-2017)

  • East Africa Drought and Agricultural Productivity Assessment and Prediction System (Co-I- NASA SERVIR, 2012-2016)

  • Enhanced-resolution PATH data products (Co-I - NASA WEATHER, 2013-2016)

  • Analysis of the AIRS and CrIS radiometric calibration under cloudy conditions and error propagation into environmental variables(Co-I NASA SNPP, 2014-2017)

  • The Regional Hydrological Extremes Assessment System (Co-I- NASA RTD, 2012-2014)

  • Using Cloudy Radiances as a New Test for the Validation of Climate Quality: AIRS-GOES-IASI(Co-I: NASA Satellite calibration interconsistency studies 2012-2013)

 

 -Partner investigator, CELEX, ARC Centre of Excellence for Climate Extremes,  supported by the Australian Research   Council; $30M  ( 07/01/2017-6/30/2024)

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