1. The BIG Picture Earth Observing Systems (EOS) and the Global Earth Observing System of Systems (GEOSS) Dorsey Worthy U.S. EPA, Office of Research and Development National Exposure Research Laboratory

2. EOS environmental remote sensing systems can provide near-continuous monitoring of the earth The GEOSS "system-of-systems” of remote and ground-based sensors and monitoring activities will enable unprecedented access to and use of earth resources data and information EOS and GEOSS global

3. Data DECISION SUPPORT TOOLS Observations VALUE & BENEFITS EARTH SYSTEM MODELS MONITORING & MEASUREMENTS Predictions Integrated System Solutions *Future Mission *Supported Non-NASA Model Atmosphere: Terra, Aqua, TOMS, Aeronet, SAGE III,AIRNow, GOES, POES,INTEX, Aura,CloudSAT,Calipso, OCO, GIFTS, NPP, NPOES APS Land: Terra, Aqua, Landsat Aerosol Transport: DAOGoCART, CMAQ Global-Regional Assimilations: RAQMS,CMAQ Atmospheric Chemistry: GEOS- CHEM,CMAQ Emissions: SMOKE Meteorology: MM5 Air Trajectories: NOAA-Hysplit4 Global Circulation Models GISS, PCM CO 2 & CH 4 Atmospheric Concentration Projections Global Atmosphere State Seasonal Forecasts Local & Global Long- Range Prediction of Pollutants CMAQ(CommunityMulit- ScaleAirQuality modeling system) Reduce lung-related diseases & premature death Reduce hospital admissions & use of medicines Reduce lost workdays and schooldays Improve visibility and reduce haze for tourism Improve resiliency of crops; increase yields Increase confidence in government Improve crop estimates Sensitive populations can change activities Improve global awareness/actions of global transport AQI(AirQualityIndex) Assess emissions control strategies and developSIPs (State Implementation Plan) Assess compliance Waivers to air standards Quantify voluntary stationary emission reductions Forecast transport of dust/pollutants Actions to reduce source emissions PM 2.5 forecasts Air Quality Total Aerosol Amount Aerosol Properties Atmospheric Temperature Total Column Ozone Ozone Vertical Profile Ozone & Precursors Land Cover/Use Cloud Particles & Properties Cloud System Structure Surface Trace Gas Concentration Trace Gas Source Incorporate hemispheric transport into regional air quality decision making Linkage of global and regional climate and air quality models

4. 4 day sequence showing transport of regional pollution event. Posts show EPA PM2.5 ground-based measuring site. Color contours are MODIS aerosol optical depth (US EPA/NASA, 2003) 0.0 0.2 0.4 0.6 0.8 1.0 0 10 20 30 40 50 60 70 0 15.5 40.5 65.5 150.5 Aerosol Optical Depth Cloud Optical Thickness PM2.5 (ug/m3) Sept 9Sept 10 Sept 11Sept 12 No EPA sites MODIS fills in

5. Detecting, Monitoring, and Predicting the Exposure and Impact of Smoke from Wildfires

6. WBSR August 11, 2004