16.2.2
16.2.3
16.2.4
16.3
16.3.1
16.3.2
16.3.3
16.3.4
16.3.5
16.4
16.5
Chapter 17
17.1
17.1.1
17.1.2
17.2
17.2.1
17.2.2
17.2.3
17.3
17.3.1
17.3.2
17.3.3
17.3.4
17.3.5
17.3.6
17.3.7
17.4
17.5
Chapter 18
18.1
18.2
18.2.1
18.2.2
Contents XIX
Remote Sensing Data, Types and Acquisition ............. 360
Determination of Hydro-meteorological Information from
Remote Sensing Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 360
Transformation of Area Precipitation into a
Real-time Forecast ofa Runoff Hydrograph .............. 362
Real-time Flood Control with the Aid of Flood Forecasts
Based on Remote Sensing Data - an Example. . . . . . . . . . .. 365
Basic Principle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 365
Radar Rainfall Measurements
in the Gunz River Catchment ........................... 367
Quantitative Precipitation Forecast (QPF) . . . . . . . . . . . . . . .. 368
Rainfall-Runoff-Model Application for Flood Forecasting .. 368
Optimum Reservoir Operation Based on Forecast Flood
Hydrographs ......................................... 370
Flood Forecasting and Control in an Urban Environment .. 372
Future Perspectives ................................... 375
Irrigation and Drainage . ............................. 377
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 377
Current non-remote sensing approaches and limitations .... 378
Reviews of remote sensing applications in irrigation and
drainage ............................................. 379
General Approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 380
Applications versus Observables and Algorithms .......... 380
Theory and conceptual approach. . . . . . . . . . . . . . . . . . . . . . .. 380
Examples of applications ..... . . . . . . . . . . . . . . . . . . . . . . . .. 386
Current Applications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 387
General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 387
High resolution mapping of irrigated lands. . . . . . . . . . . . . .. 389
Crop water requirements - Visible and Near Infrared. . . . .. 390
Crop water stress - Thermal Infrared .................... 391
Catchment hydrology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 392
Detection of saline areas. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 392
Irrigation management. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 393
Current and future observations ......................... 394
Future Directions and Potential. . . . . . . . . . . . . . . . . . . . . . . .. 395
Computation of Hydrological Data for Design of Water
Projects in Un gauged River Basins ... , ................ 401
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 401
General Approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 403
MODUL I: Satellite system, data processing .............. 403
MODUL II: Assessment of the monthly area precipitation
on the basis of multi-temporal satellite imagery. . . . . . . . . .. 406