Monitoring Water Use and Drought using Satellite Remote Sensing
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Monitoring Water Use and Drought using Satellite Remote Sensing Martha C. Anderson USDA-ARS Hydrology and Remote Sensing Laboratory Beltsville, MD
description
Monitoring Water Use and Drought using Satellite Remote Sensing . Martha C . Anderson USDA-ARS Hydrology and Remote Sensing Laboratory Beltsville, MD. SURFACE TEMPERATURE. EVAPOTRANSPIRATION. Global (25km ). ALEXI (ISCCP). ALEXI (GOES Sounder). Continental (10km). ALEXI - PowerPoint PPT Presentation
Transcript of Monitoring Water Use and Drought using Satellite Remote Sensing
Monitoring Water Use and Drought using Satellite Remote Sensing
Martha C. AndersonUSDA-ARSHydrology and Remote Sensing LaboratoryBeltsville, MD
DisA
LEXI
(Lan
dsat
)Di
sALE
XI(a
ircra
ft)W
atershed(60m
)Field scale
(30m)
SURFACE TEMPERATURE EVAPOTRANSPIRATION
ALEX
I(G
OES
Imag
er) Regional
(5km)
ALEX
I(G
OES
Sou
nder
) Continental(10km
)
Tem
pera
ture
(C)
DisA
LEXI
(MO
DIS) Basin
(1km)
Latent Heat (Wm
-2)
ALEX
I(IS
CCP)
Global(25km
)
1 July 2002 – 10:30AM LST
cornsoy
ETPET0.0 0.2 0.4 0.6 0.8 1.0
Landsat 7 – 60m MODIS – 1km
Sensitivity to irrigation
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
Wetter
Drier Standardized anomalies
(April-S
ept. wrt 2000-2011 norm
als)
-2s
-1
0
1
2s
EVAPORATIVE STRESS INDEXDUSDM DSPI-3ESI DETnoahDSMnoah
2010
2011
USDM
D0 D1 D2 D3 D4
USDM drought classes
… Nile River BasinINTERNATIONAL APPLICATIONS
2009 APRIL-SEPTEMBER
Average ALEXI ET (MJ m-2 d-1) Average ALEXI ET/PET
Average ALEXI ET/PET
NileDelta
Sudd Wetland
ESI6 months
(July 2011)
HyspIRI(60m/5 day)
CLIMATE RESILIENCE STUDY:CHOKE MOUNTAINEthiopia
Landsat(100m/16 day)
MODIS(1km/daily)
Meteosat(3km/15min)
(Addis Ababa, JHU, UWisc, USDA)
August 2004Midday latent heat flux (clear-sky composite)
POTENTIAL CONTRIBUTIONS TO WORLD BANK
USDA is an equal opportunity provider and employer.
… multi-scale water-use mapping… drought monitoring… information for improving climate resilience
