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Monitoring Water Use and Drought using Satellite Remote Sensing Monitoring Water Use and Drought using Satellite Remote Sensing Martha C. Anderson USDA-ARS.

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Presentation on theme: "Monitoring Water Use and Drought using Satellite Remote Sensing Monitoring Water Use and Drought using Satellite Remote Sensing Martha C. Anderson USDA-ARS."— Presentation transcript:

1 Monitoring Water Use and Drought using Satellite Remote Sensing Monitoring Water Use and Drought using Satellite Remote Sensing Martha C. Anderson USDA-ARS Hydrology and Remote Sensing Laboratory Beltsville, MD

2 DisALEXI (Landsat) DisALEXI (aircraft) Watershed (60m) Field scale (30m) SURFACE TEMPERATUREEVAPOTRANSPIRATION ALEXI (GOES Imager) Regional (5km) ALEXI (GOES Sounder) Continental (10km) Temperature (C) DisALEXI (MODIS) Basin (1km) Latent Heat (Wm -2 ) ALEXI (ISCCP) Global (25km) 1 July 2002 – 10:30AM LST corn soy

3 ET PET 0.0 0.2 0.4 0.6 0.8 1.0 Landsat 7 – 60mMODIS – 1km Sensitivity to irrigation

4 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 Wetter Drier Standardized anomalies (April-Sept. wrt 2000-2011 normals) -2  0 1 2  EVAPORATIVE STRESS INDEX  USDM  SPI-3 ESI  ETnoah  SMnoah 2010 2011 USDM D0 D1 D2 D3 D4 USDM drought classes

5 … Nile River Basin INTERNATIONAL APPLICATIONS

6 2009 APRIL-SEPTEMBER Average ALEXI ET (MJ m -2 d -1 )Average ALEXI ET/PET

7 NileDelta Sudd Wetland

8 ESI 6 months (July 2011)

9 HyspIRI (60m/5 day) CLIMATE RESILIENCE STUDY: CHOKE MOUNTAIN Ethiopia Landsat (100m/16 day) MODIS (1km/daily) Meteosat (3km/15min) (Addis Ababa, JHU, UWisc, USDA)

10 August 2004 Midday latent heat flux (clear-sky composite)

11 POTENTIAL CONTRIBUTIONS TO WORLD BANK Martha.Anderson@ars.usda.gov USDA is an equal opportunity provider and employer. … multi-scale water-use mapping … drought monitoring … information for improving climate resilience … multi-scale water-use mapping … drought monitoring … information for improving climate resilience

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