نتایج جستجو برای: natural and manmade coastal changes
تعداد نتایج: 16978856 فیلتر نتایج به سال:
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
This paper reflects the polarimetric synthetic aperture radar (POLSAR) data utilization for near-real time earthquake and/or tsunami damage assessment in urban areas. In order to show the potential of the fully polarimetric high resolution polarimetric SAR (POLSAR) image data sets, a fourcomponent scattering power decomposition scheme has been developed and applied to monitor near-real time ear...
rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...
Ultrasonic transmitters were surgically implanted into adult tautog (n=27, 400–514 mm TL) to document sea sonal occurrence and site utilization at four sites situated within known tautog habitat near Cape Charles, Virginia, in lower Chesapeake Bay. Tagged tautog were released at the same sites where originally caught within 2 h of capture. Sites were continuously monitored with automated acous...
The European Groundwater Directive could be improved by limiting the scopes of the Annexes I and II to the manmade and natural substances, respectively, and by defining a common monitoring protocol. The changes in the European landuse patterns, in particular the urban sprawl phenomena, obscure the distinction between the point and diffuse sources of contamination. In the future more importance ...
In this paper, natural and manmade-shared control system examples are presented. Analogies and differences among these systems are discussed. Then, basic requirements for successful cooperation in shared-control systems are identified. Finally, an ambitious general framework for human-machine shared control is proposed. Here, only intelligent machines that would otherwise function autonomously ...
Polarimetric imaging has demonstrated utility for increasing contrast of manmade targets above natural background clutter. Manual detection of manmade targets in multispectral polarimetric imagery can be challenging and a subjective process for large datasets. Analyst exploitation may be improved utilizing conventional anomaly detection algorithms such as RX. In this paper we examine the perfor...
In 2017 the Natural History Museum in Oslo started work on a new building that should house exhibitions and arrangements about both natural manmade climate changes, how changes can influence nature our societies. We wanted young people to be an important target group. this paper, we describe discuss method developed learn everyday understanding youth has of these terms. Students from two second...
in this thesis, a new optically active poly(amide-imide) (pai) was synthesized by the indirect polycondensation reaction of the l-phenylalanine based diacid chloride and 4,4?-diaminodiphenylether in the presence of triethylamine in n-methyl-2-pyrrolidone. the formation of pai was confirmed by ftir, 1h nmr and elemental analysis. in next step, the surface of titanium dioxide (tio2) nanoparticles...
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