"Understanding our global environment and our role in it is the first step toward living in better harmony with nature."

Reports to the Nation: Our Changing Planet

GAPP Funded Projects

FY05

Roni Avissar, Duke University: “The Coupled Effects of Orography and Land on the Hydrometeorology of the Western Cordillera”

Jay Famiglietti, University of California, Irvine: “Basin-Scale Terrestrial Water Storage Variations Using GRACE and Implications for Land Memory Processes”

Gavin Gong, Columbia University: “The Integrated Role of Snow, Orography and Dynamical Waves in Facilitating Western US Land Surface - Climate Linkages”

Dennis Lettenmaier, University of Washington: “Development and Enhancement of University of Washington West-wide Seasonal Hydrologic Forecast System”

Glen Liston, Colorado State University: “A high-resolution meteorological distribution model for atmospheric, hydrologic, and ecologic applications”

Eric Wood, Princeton University: “A Hydrologic Ensemble Seasonal Forecast System over the Eastern U.S.”

FY04

Roni Avissar, Duke University: “Interactions between Agricultural Development in Southwestern US/Northwestern Mexico and the North American Monsoon with a Focus on Water Resources”

Hugo Berbery, University of Maryland: “Regional Diagnosis and Predictability of the North American Land”

Mike Bosilovitch, NASA Goddard Space Flight Center: “North American Monsoon Onset and Maintenance Sensitivity to Land and Ocean Surface Conditions”

William Cotton, Colorado State University: “Sensitivity of the North American Monsoon to Soil Moisture, and Vegitation, and its Telecommunication Mechanisms into the U.S.: A Modeling and Observational Study”

Michael Douglas, NOAA National Severe Storms Laboratory, Christopher Watts, IMADES, Russell Scott, USDA: “The Role of Sea Surface Temperature and Vegetation Characteristics in the Seasonal Evolution of Summer Rains over Northwestern Mexico”

Christopher Duffy, Pennsylvania State University, and Danny Marks, U.S. Dept. of Agriculture: “Integrated Modeling of Snow, Soil Moisture, Groundwater, and Lake-Levels for Long Range Forecasting of Water Resources in the Great Salt Lake Basin”

David Gochis, NCAR, Christopher Watts, IMADES, Jaime Garatuza-Payan, Mexico, Wei Shi, NOAA/NCEP: “Coordinated Analysis and Management of the NAME Enhanced Surface Raingage Network”

Georg Grell, NOAA/FSL: “Toward Better Understanding and More Realistic Simulation of Warm Season Precipitation”

Wayne Higgins, NOAA/NCEP, Rene Lobato, Mexican Institute of Water Technology: “Enhancement of the Daily Raingauge Network in Mexico in Support of NAME”

John Horel, University of Utah: “Evaluation of the NCEP Regional Reanalyses over Complex Terrain”

Austin Jamison, NOAA/NWS: “Improvement of the Surface Weather Observation Network in the Arizona Portion of the NAME Tier 1 Region”

Shaleen Jain, NOAA Climate Diagnostic Center, David Topping, U.S. Department of Interior: “Variability of Warm Season Floods inthe Southwest US: Diagnosis, Impacts and Applications for Water and Adaptive Environmental Management”

Venkat Lakshmi, University of South Carolina and Eric Small, University of Colorado: ” Use of Soil Moisture Observations for Improved Prediction of the North American Monsoon Precipitation”

Roger Pielke, Jr., Colorado State University: “Continued Investigation of the North American Monsoon to Boundary and Regional Forcing with a Focus on Land-Atmosphere Interaction”

Soroosh Sorooshian, University of California, Irvine: “Predicting North American Monsoon Rainfall Using Mesoscale Modeling with an Emphasis of Satellite Data Assimilation”

Davis Toll, NASA/GSFC: “An Intercomparison of LDAS Evapotranspiration and Soil Moisture Estimates with the Regional Reanalysis Data”

Huug Van den Dool, NOAA/NCEP: “Diagnostic and Predictive Studies of Land Surface Hydrology Employing New Data Sets” (Progress Report 2005)

Christopher Williams, NOAA Aeronomy Laboratory: “Microphysical Properties of Monsoon Precipitation Retrieved from Precipitation Profilers in Support of NAME”

Steve Williams, UCAR Joint Office for Science Support: "Development of the CEOP EOP-3 Reference Site Data Set”

FY03

Rajagopalan Balaji, University of Colorado: “Understanding the Spatio-Temporal Variability of the North American Monsoon: Implications to Water Resources Managment in the Southwestern U.S.”

Wayne Higgins, NOAA/NCEP: “Relationships between Moisture Transport and Precipitation during the North American Monsoon”

Jinwon Kim, University of California, Los Angeles: “Investigation of the Effects of Orography on the Cold-Season Hydrometeorology in California”

Praveen Kumar, University of Illinois at Urbana-Champaign: “Role of Deep Layer Terrestrial Memory in Hydrologic Predictability”

Timothy Lang and Richard Carbone, NCAR: “Analysis and Diagnostic Studies from SMN Radar and Related Data in Support of NAME”

Dennis Lettenmaier, University of Washington: “Assessment of Land Surface Hydrologic Predictability in the NAME Region Using a Derived Long-term Land Surface Data Set”

Danny Marks, USDA: “Influence of Sub-graid Variability on Snow Deposition and Ablation in North American Mountain Environments: Implications for Upscaling to Mesoscale Representations”

David Matthews, Bureau of Reclamation and Kristi Arsenault, NASA Goddard Space flight Center: “Improved Water Demand Forecasting for Water Resources Managers”

Ken Mitchell, NOAA/NCEP and John Schaake, NOAA/NWS/Office of Hydrology Development: “GAPP Core Project at NCEP and OHD”

Progress Reports: NCEP 2004, NCEP 2004 Figures |OHD 2004

John Roads, Scripps, University of California, San Diego: “US and Global Water and Energy Budget Studies: A Contribution to CEOP”

Alan Robock, Rutgers the State University of New Jersey: “Evaluation and Development of the Land Data Assimilation System (LDAS) Using Observations”

John Schaake, NOAA/NWS: “Model Parameter Estimation Experiment (MOPEX) Phase III”

Jim Shuttleworth, University of Arizona: “Enabling Hydrological Interpretation of Monthly to Seasonal Precipitation Forecasts in the Core NAM Region”

Dan Tarpley, NOAA/NESDIS: “Monitoring of Snow Depth Over Great Plains Using Satellite Observations Using Geostationary Satellites”

Zoltan Toth, EMC/NCEP/NOAA: "Assessing and accounting for Model Related Errors in Climate Forecasting" (Progress Report 2004)

Guiling Wang, University of Connecticut :” Impact of Vegetation and Soil Moisture Feedback on Precipitation Over the Mississippi River Basin”

Song Yang, NOAA/NCEP: “Selective Response of precipitation to Temporally and Spatially Varying Forcing of Snow and Soil Moisture”

Zongliang Yang, University of Texas at Austin: “Understanding and Simulation of the Effects of Vegetation on the North American Monsoon Precipitation”