remote sensing of oil spills

... example of combine images from different sensors Sources of additional information on remote sensing are listed on page 31. Artist’s depiction of the Landsat 7 satellite in orbit, courtesy of NASA ... succeeding peaks or troughs In remote sensing, wavelength is most often measured in micrometers, each of which equals one millionth of a meter The variation in wavelength of electromagnetic radiation ... spectral resolution of a remote sensing system can be described as its abilityto distinguish different parts of the range of measured wavelengths In essence,this amounts to the number of wavelength

Ngày tải lên: 28/05/2014, 14:44

... range of effects of invasive plants on C and N processes and stocks the overall direction and magnitude of such alterations are poorly quantified Liao et al (2007) using a meta-analysis approach of ... matter into soils, are seldom browsed by livestock or wildlife, suggesting high concentrations of secondary compounds hence a large fraction of the foliar biomass goes into the soil pool directly ... populations and habitation of pastoral peoples Savannas consist of mixtures of trees and grasses with the ratio largely determined by factors precipitation, herbivory, fire and soil nutrients however

Ngày tải lên: 19/06/2014, 12:20

... increased deposition of organic residues in soil and the large amount of roots with stimulate the activity of soil microorganisms, especially in the superficial layers of soil In both seasons ... altitude of the region is 600 m with undulating relief The soil was classified as an Oxisol (Typic Hapludox) with very clayey texture (730 g clay kg-1 of soil) Fig 5 Map of location of the study ... and bacterial) and the age of pasture Trang 3Basal Respiration (ugCO2 g soil h-1) MB-C (g C kg soil-1) MB-N (mg C kg soil-1) MB-C: Corg (%) qCO2 (g CO2 h-1) Table 1 Soil microbial attributes in

Ngày tải lên: 19/06/2014, 12:20

... absorption of radiations through biomass Introduction to Remote Sensing of Biomass 157 Because many remote sensing devices operate in the green, red, and near infrared regions of the electromagnetic ... of Commerce Pearson, Robert A and Donald D Bustamante, 199 9 "Improving... Engineering and Remote Sensing, 44, 43-55 Curran, P J ( 198 9) Remote sensing of foliar chemistry, Remote ... modelling, Remote Sensing Laboratories, Department of Geography, University of Zurich, 199 8 Silva ( 197 8) Radiation and instrumentation in remote sensing, In Swain et al., (Ed.): Remote

Ngày tải lên: 19/06/2014, 12:20

... weight 2.2 Remote sensing and GIS The area covered by Ipomoea was estimated using remote sensing and GIS A satellite imagery, IRS-ID L1SS Ill , was processed using the image processing software ... distribution of macrophytes at various sites as a function of lake water depth 3.1 Areal coverage According to the remote sensing and GIS studies carried out by the authors, Ipomoea covered an area of ... Introduction of those would help in the reduction of phytomass and speed up the recovery of the lake 5 Acknowledgement Authors thank the Ministry of Water Resources Government of India, for

Ngày tải lên: 19/06/2014, 12:20

... potential of remote sensing data To achieve a nonlinear function relating soil organic matter to remote sensing data in hilly region of the semiarid region of central and western Iran, the results of ... carbon stocks in floodplain soils with VHSR remote sensing data and additional geoinformation Proceedings of the remote sensing and photogrammetry society conference remote sensing and the carbon cycle, ... verifying changes of organic carbon in soil Climate Change, 51, 73-99 Trang 6Biomass and Remote Sensing of Biomass 196 Roy, S K.; Shibusawa, S & Okayama, T (2006) Textural analysis of soil images

Ngày tải lên: 19/06/2014, 12:20

... of plant C short-grass steppe was stored belowground in the central Great Plains of USA The effect of long-term livestock grazing on C content of the plant-soil grassland system (to 30 cm) of ... (2003) who reported that the sum of forest floor and mineral soil C in a New Zealand Nothofagus forest did not differ with age However, total C content in the soil profile varied according to the ... components of plant functional types are essential for evaluating the impacts of grazing on C cycle and long -term effects on the C balance of grasslands Global estimates of the relative amounts of C

Ngày tải lên: 19/06/2014, 12:20

... permanently installed on the roof of the Estación de Fotobiología Playa Unión. Biomass and Remote Sensing of Biomass 234 afternoon; also, the presence of clouds that resulted in high ... microscope; images were analyzed using Image J software (Abramoff et al. 2004). Biomass and Remote Sensing of Biomass 238 Microscopical analyses of the communities also supported changes in ... UVR studies with Biomass and Remote Sensing of Biomass 232 Fig. 1. Location of the study site, showing Patagonia (shaded area) and the relative position of the Chubut Province (Argentina)

Ngày tải lên: 19/06/2014, 12:20

... (from 200 to 400X) As proxies of viability we considered both chlorophyll a red autofluorescence and motility of flagellates and of the tychopelagic diatom The motility of planktonic (Chaetoceros ... structures with a consequent loss of assimilated 14C Secondly, using both chlorophyll a red autofluorescence and motility of flagellates and diatoms as proxies of microalgal viability, we tested ... step of the 14C method, we designed a series of experiments, using both water samples and a mix culture of microalgal taxa which represent a coastal phytoplankton community The first aim of our

Ngày tải lên: 19/06/2014, 12:20

... Using Moiré Fringe for Remote Sensing 201 Takeshi Takakai Chapter 10 Looking at Remote Sensing the Timing of an Organisation's Point of View and the Anticipation of Today's Problems ... resolutions of one and four meters respectively A German-owned constellation of five satellites producing five meter resolution multispectral imagery 26 4 Remote Sensing of REMOTE SENSING ... lake system of the present study (Figure 1), the water level is 24 2 Remote Sensing of REMOTE SENSING Planet Earth almost constant throughout the year (average variation of less than

Ngày tải lên: 29/06/2014, 09:20

... ground-based and remote sensing methods for collection of meteorological and ionospheric data. In publications [18–26], problem of the RO remote sensing of the atmosphere and ionosphere of the earth ... ground-based and remote sensing methods for collection of meteorological and ionospheric data. In publications [18–26], problem of the RO remote sensing of the atmosphere and ionosphere of the earth ... Occultation Method for Remote Sensing of the Atmosphere and Ionosphere2 1. Elaboration of Radio Occultation Monitoring of Atmosphere and Ionosphere 1.1 Stages of elaboration of radio occultation

Ngày tải lên: 29/06/2014, 16:20

... Used for Remote Sensing of Environment 279 10.3 Basic Principles of Experimental Data Processing 281 10.3.1 Inverse Problems of Remote Sensing 295 Chapter 11 Radio Devices for Remote Sensing ... for remote sensing of the surface of the Earth andits atmosphere are important sources of information regarding the processes occur-ring on Earth This information is used widely in the fields of ... are often referred to as a priori, and they boundpossible solutions of the posed problem The approximation of models of many natural media requires developing ical methods to interpret remote sensing

Ngày tải lên: 11/08/2014, 21:21

... polarized with directions of rotation opposite those of the polarization planes 2.4 ROTATION OF POLARIZATION PLANE (FARADAY EFFECT) The possibilityof theexistence of two types of waves in magnetized ... rotation of electrical (and, of course, magnetic) vectors of circular polarized waves in that it rotates with the field frequency at each point of space In x y Trang 1040 Radio Propagation and Remote ... ionosphere of the Earth show that the angle of Faraday rotation is sizeable even at frequencies of hundreds of megahertz, and it should be taken into consideration when designing radio systems of this

Ngày tải lên: 11/08/2014, 21:21

... case of the dielectric layer The imaginary part of ε2 is small, and ψ12 = π in this case Then, Trang 1264 Radio Propagation and Remote Sensing of the EnvironmentThe frequency dependence of the ... Trang 860 Radio Propagation and Remote Sensing of the EnvironmentThen, the problem is reduced to solution of the common differential equation:(3.31) The constant of separation (η) is determined ... systems of parameters and to establish the Stokes matrixtransformation law for reflection of the wave These relations have the form: 1 r 0 Trang 658 Radio Propagation and Remote Sensing of the

Ngày tải lên: 11/08/2014, 21:21

... the Trang 1296 Radio Propagation and Remote Sensing of the Environmentin determination of the angle position of these sources This error in determination of the zenith angle can be written as: ... propagation from the surface of the Earth. FIGURE 4.3 Propagation radio wave along the surface of the Earth. 2 2 0 Rd dR Trang 1094 Radio Propagation and Remote Sensing of the Environmentand (4.37) ... 30, 2004 1:43 PM Trang 690 Radio Propagation and Remote Sensing of the Environmentdirection of the rays (equiphase surface) equals Ddξdη The volume of the ray tubeelement equals Ddξdηdτ Applying

Ngày tải lên: 11/08/2014, 21:21

... Propagation and Remote Sensing of the Environmentvolume of a medium having a single section and length ds along the direction ofwave propagation The power flow density at the input of the considered ... the cross section of scattering characterizes thespatial redistribution of the incident wave power flow, and the cross section ofabsorption defines the efficiency of transfer of this energy to heat ... of scattering in the general balance of propagating wave energy losses 5.2 SCATTERING BY FREE ELECTRONS The scattering of electromagnetic waves by electrons is one of the most vividexamples of

Ngày tải lên: 11/08/2014, 21:21

... on the ratio of the roughness scales and the wavelength. The nature of the roughness varies depending on the type of surface. Sea surface roughness is a result of the interaction of the wind with ... Radio Propagation and Remote Sensing of the Environment It is necessary to represent the correlation scales along the main axis of the anisotropy ellipse in the case of statistical anisotropy. ... is often convenient to eliminate the requirement of differentiability when describ- ing natural surfaces (sea, soil, etc.). To illustrate, we will analyze the structure function of properties of

Ngày tải lên: 11/08/2014, 21:21

... in the atmosphere of Earth) Furthermore, we will make the following changes to the variables: (the first of these two equations is the equation of characteristics) As a result of these changes, ... the approach of a plane wave This dependence disappears when we consider a field on a sphere of constant radius So, further, we shall restrict ourselves to the case of S = 0 Instead of (7.36), ... estimation presented by us, a priori, of the rapidity of field attenuation with distance does not differ from the one defined by the extinction coefficient 7.2 THE FUNCTION OF MUTUAL COHERENCE In this

Ngày tải lên: 11/08/2014, 21:21

... Contents Part 2 Remote Sensing of Biomass 127 Chapter 8 Introduction to Remote Sensing of Biomass 129 Muhammad Aqeel Ashraf, Mohd. Jamil Maah and Ismail Yusoff Chapter 9 Biomass of Fast-Growing ... background of their life-history strategies, individuals within a population may BIOMASSAND REMOTE SENSING OF BIOMASS  EditedbyIslamAtazadeh   Biomass and Remote Sensing of Biomass ... other atoms,includingalkali,alkalineearthandheavymetals. There are various ways and methods used for evaluation of biomass. One of these waysis remote sensing. Remote sensing providesinformationnotonlyaboutbiomass but also about...

Ngày tải lên: 19/06/2014, 12:20