estimating environmental variables using thermal remote sensing

... vii viii x xix PART I Thermal infrared data for assessment and quantication of surface energy uxes and soil moisture Estimating environmental variables using thermal remote sensing 11 KE VI N P ... surface energy uxes and soil moisture chap01 2004/1/20 page #1 Chapter Estimating environmental variables using thermal remote sensing Kevin P Czajkowski, Samuel N Goward, Theresa Mulhern, Scott ... and A Walz (2002) Thermal remote sensing of near surface water vapor Remote Sens Environ 79: 25365 Dalu, G (1986) Satellite remote sensing of atmospheric water vapour Int J Remote Sens 7: 108997...

Ngày tải lên: 11/08/2014, 21:21

... look angles ENVIRONMENTAL APPLICATIONS OF REMOTE SENSING Remote sensing has been used for a wide variety of applications in the environmental sciences Among the earliest uses of remote sensing was ... perspectives Photogrammetric Engineering and Remote Sensing, vol 58, no 8, pp 1189–1195 Meisner, D.E 1986 Fundamentals of airborne video remote sensing Remote Sensing of Environment, vol 19, no 1, pp ... Geosciences and Remote Sensing, vol.29, no 6, pp 962–985 Elachi, C., 1988 Spaceborne Radar Remote Sensing, IEEE Press, New York Jensen, J.R., 1986 Introductory Digital Image Processing: A Remote Sensing...

Ngày tải lên: 10/08/2014, 20:20

... was done using two approaches The first one consisted in using RT code simulations with realistic and exhaustive atmospheric profiles and surface conditions The second method was performed using ground ... due to a saturation effect Another use of the short-wave channels is in estimating the vegetation fractional cover by using another index, the Modified Soil Adjusted Vegetation Index (MSAVI) (Chehbouni ... Methods have been developed using multispectral data (Schmugge et al 1998) and maybe applicable to newer multispectral systems such as ASTER (Advanced Spaceborne Thermal Emission and Reflection...

Ngày tải lên: 11/08/2014, 21:21

... mapping 117 is recomputed using equation (3.8), new values of Tc and Hc are computed using equations (3.2) and (3.7), respectively, and a new value of LEc is computed using equation (3.6) One ... sub-grid scale variability J Appl Meteorol 2: 817–31 Gillies, R.R and T.N Carlson (1995) Thermal remote sensing of surface soil water content with partial vegetation cover for incorporation into ... validated using ground-based point measurements and (b) mapping the fluxes at high spatial resolution allows an evaluation of the relative importance of various surface and atmospheric variables...

Ngày tải lên: 11/08/2014, 21:21

... micrometeorological measurements, or in some cases, using remote sensing techniques exclusively (Jackson et al 1985; Clothier et al 1986) The remote sensing techniques, however, usually require assumptions ... landscape variables The newest generation of thermal remote sensing instruments [i.e Enhanced Thematic Mapper Plus (ETM+), Moderate-resolution Imaging Spectroradiometer (MODIS), Advanced Spaceborne Thermal ... surface energy balance, H, is the most difficult to ascertain using remote sensing data and is consequently the largest source of error in estimating ET Errors in H are introduced in the estimation...

Ngày tải lên: 11/08/2014, 21:21

... vegetation, thermal radiances emitted are more apt to contain a blend of energy originating over vegetation and bare soil than microwave radiances “chap06” — 2004/1/20 — page 188 — #4 Remote sensing ... additional source of uncertainty in using surface radiant temperatures to determine soil water content Until the mid-1980s, remote methods for determining soil water content using surface radiant temperatures ... implied in the estimation of soil water content using surface radiant temperature The schematic in Figure 6.9 “chap06” — 2004/1/20 — page 200 — #16 Remote sensing of soil moisture 201 Vertical profiles...

Ngày tải lên: 11/08/2014, 21:21

... and J.R Mecikalski (1997) A two-source time-integrated model for estimating surface fluxes using thermal infrared remote sensing Remote Sens Environ 60: 195–216 Ball, J.T., I.E Woodrow, and J.A ... semi-arid rangeland using remotely sensed data at different spatial resolutions In J.B Stewart, E.T.R Engman, A Feddes and Y Kerr (eds) Scaling up in Hydrology using Remote Sensing John Wiley, ... Meteorol 36: 281–92 Kimes, D.S (1983) Remote sensing of row crop structure and component temperatures using directional radiometric temperature and inversion techniques Remote Sens Environ 13: 33–55...

Ngày tải lên: 11/08/2014, 21:21

... Section 9.4) An outcome of the solar exergy discussion is that surface temperature, and hence, remote sensing thermal imaging, may play a key role in characterizing an ecosystem’s status, maturity, ... for those wishing to conduct exergy analyses of ecosystems, and in the process identifies thermal remote sensing as a necessary exergy analysis tool This chapter does not provide a guide to performing ... originating from a thermal source at 5,762 K (Weston 1992), while the earth’s thermal radiation emissions can be well approximated as blackbody radiation originating from a thermal source at about...

Ngày tải lên: 11/08/2014, 21:21

... µm atmospheric window Remote Sens Environ 42: 83–106 Scarpace, F.L., R.P Madding, and T Green III (1974) Scanning thermal plumes In Ninth International Symposium on Remote Sensing of Environment ... Emissivity Emissivity uncertainty Radiance error (si ) using equation (10.7 ) Radiance error using equation (10.3 ) (sx−3 ) Radiance error using equation (10.3) and cooler background (sx−3 ) Melt-point ... good remote sensing days) If the water is very calm (i.e unmixed pools, ponds, even lakes if there is little wind) then solar heating (or radiational and evaporative cooling) can induce a sharp thermal...

Ngày tải lên: 11/08/2014, 21:21

... from NOAA thermal IR Remote Sens Environ 49 (3): 296–303 Vidal, A., C Devaux-Ros, and M.S Moran (1997) Atmospheric correction of Landsat TM thermal band using surface energy balance Remote Sens ... Vidal and Perrier 1988) from the surface energy balance for estimating the daily evapotranspiration from an instantaneous midday remote sensing “chap11” — 2004/1/20 — page 407 — #3 408 Alain Vidal ... simulated from Landsat TM thermal IR data (120-m resolution) Since 250-m resolution was envisaged for MUST, Landsat thermal data were resampled at 250-m resolution using bicubic convolution The...

Ngày tải lên: 11/08/2014, 21:21

... application, microwave remote sensing has been successfully used for rice crop inventory (Chakraborty and Panigrahy 2000) 2.4 Microwave Remote Sensing and Soil Moisture Remote sensing technology ... and temporal terms In addition to point measurements, soil moisture can be measured using remote sensing Remote sensing methods can collect spatial data over large areas on a routine basis, providing ... microwave remote sensing 14 The passive microwave systems are based on the measurement of the natural thermal emission in the form of brightness temperature from the earth surface Thermal emission...

Ngày tải lên: 13/11/2014, 15:53

... landcenter/tracker/summer2002/envirindic.html [4] K.P Czajkowski et al., Estimating environmental variables using thermal remote sensing, in Thermal Remote Sensing in Land Surface Processes, CRC Press, New York, 2004 [5] A.N ... achieving related environmental and energy-savings goals) can be most effective Conclusions Urban development intensity and spatial extent can be characterized by using satellite remote sensing data ... alternative, the remote sensing technology has been widely used in numerous applications in order to obtain much of the earth surface spatial information This paper has used remote sensing technology...

Ngày tải lên: 05/03/2014, 16:20

... detection  and  database  development.  Remote sensing technology  can  acquire  on  the  ground  objects  without  touching  them.  Satellite  remote sensing collects  multi‐ spectral, multi‐resolution and multi‐temporal  ... integration  of  geographic  data  with  remotely  sensed  imagery  to  improve  classification  in  an  urban  area  Photogrammetric  Engineering  and  Remote Sensing 61 (1995) 993.  [5] Institute of Economic Research and Department  ... 12.  Bonn:  The  International  Human  Dimensions  Program  on  Global Environmental Change, 1999.  [8] Q.A. Weng, Remote sensing ‐ GIS evaluation of  urban  expansion  and  its  impact  on  surface ...

Ngày tải lên: 14/03/2014, 15:20

... Fieldwork 13 2.3 Classification of satellite images 14 2.3.1 Choice of Remote Sensing data 15 2.3.2 Preparation of Remote Sensing data 16 2.3.3 Object- versus pixel-based classification 17 2.4 ... is indispensable regarding decision-making and elaboration of development strategies Using my GIS and Remote Sensing competence and my fascination for the possibilities offered by spatial data ... Rubber in Laos Detection of actual and assessment of potential plantations in Lao PDR using GIS and remote sensing technologies Diplomarbeit der Philosophisch-naturwissenschaftlichen Fakultät...

Ngày tải lên: 17/03/2014, 11:20

Ngày tải lên: 23/03/2014, 00:20

... write this book 1.3 What is environmental modelling and how can GIs and remote sensing help in environmental modelling 1.4 Contents of the book 1.5 Rcfcrcnces Taxonomy of environmental models in ... 1993) and an earlier book on environmental modelling with G I s (Goodchild et al 1993) 1.3 WHAT IS ENVIRONMENTAL MODELLING AND HOW CAN GIs AND REMOTE SENSING HELP IN ENVIRONMENTAL MODELLING? A ... from remote sensing through the direct import of images and classified images, but also through the generation of conventional maps (e.g topographic maps) using photogrammetry Thus remote sensing...

Ngày tải lên: 12/08/2014, 02:22

... 2.2a Copyright 2002 Andrew Skidmore Environmental Modelling with CIS and Remote Sensing 2.3.3 Discussion Both inductive and deductive methods have been used for environmental modelling However, ... defined using a number of factors including the leaf area index of between 0.6 and 1.5 Other examples of Copyright 2002 Andrew Skidmore 16 Environmental Modellins with CIS and Remote Sensing ... 2002 Andrew Skidmore 20 Environmental Modelling with CIS and Remote Sensing expert system based only on existing knowledge; that is an expert would deduce a model about an environmental system Such...

Ngày tải lên: 12/08/2014, 02:22

... radar remote sensing sensors is given in Table 3.7 Copyright 2002 Andrew Skidmore Envzronrnentul Modelling with GIS and Remote Sensing Table 3.7: A selection of spaceborne radar remote sensing ... Journal of Photogrammetry & Remote Sensing, 54: 299-304 Cloutis, E.A., 1996, Hyperspectral remote sensing: evaluation of analytical techniques Intenational Journal of Remote Sensing, 17:2215-2242 Cracknell, ... Skidmore New environmental remote sensing systems 43 objects or their geometric properties, e.g a vertical stump of a tree returns more vertical than horizontally polarized signals Radar remote sensing...

Ngày tải lên: 12/08/2014, 02:22

... Photogrammetric Engineering and remote sensing, 64, 17-226 Skidmore, A.K and Kloosterman, H., 1999, Hyperspectral remote sensing for mapping native vegetation Remote sensing nieuwsbrief, 22, 82 Skidmore, ... accuracy of classifications of remotely sensed data Renzote Sensing of Environment, 37, 35- 46 Copyright 2002 Andrew Skidmore 138 Environmental Modelling with CIS and Remote Sensing Congalton, R.G., ... 27,562-577 Herr, A.M and Queen, L.P., 1993, Crane habitat evaluation using GIs and remote sensing Photogrammetric Engineering and Remote Sensing, 59, 1531-1538 Hilborn, R and Sinclair, A.R.E., 1979,...

Ngày tải lên: 12/08/2014, 02:22