نتایج جستجو برای: remote sensing rs

تعداد نتایج: 218778  

2006
R.E.E. Jongschaap

This study investigated the scope and constraints for integrated use of mechanistic crop growth simulation models and earth observation techniques. Integration of highquality crop growth models and information derived from earth observations can contribute to improved use of resources, reduced crop production risks, reduced environmental degradation, and increased farm income. In the past, both...

Journal: :Future Generation Comp. Syst. 2013
Pengyao Wang Jianqin Wang Ying Chen Guangyuan Ni

The rapid processing of remote sensing (RS) images is essential in many large-scale real-time monitoring, such as meteorological monitoring and natural disaster warning. However, the computation cost of RS is often expensive, traditional RS processing methods can not satisfy the time requirement of dynamic monitoring. Fortunately, cloud computing not only provides an effective service for date ...

Ecotourism as the most attractive subset of the tourism industry can contribute to natural resource conservation and local development. Although great numbers of people annually visit Abbasabad area, in Veresk, Mazandaran, to enjoy its brilliant landscape and moderate ecologic condition, there is no applicable plan for many natural attractive zones in this area. As a result, some specific well ...

Soil erosion by water and wind processes are carried out widely. So one of the best ways to estimate soil loss and land degradation is regional erodibility model. The aim of this research is codification regional erodibility model by statistical methods, the relation survey in Khoor and Biabanak between physical properties of soils and remote sensing indices. Sampling Method field was linear tr...

2012
Blake A. Schaeffer James D. Hagy Robyn N. Conmy John C. Lehrter Richard P. Stumpf

Human activities on land increase nutrient loads to coastal waters, which can increase phytoplankton production and biomass and associated ecological impacts. Numeric nutrient water quality standards are needed to protect coastal waters from eutrophication impacts. The Environmental Protection Agency determined that numeric nutrient criteria were necessary to protect designated uses of Florida'...

2007
G. SHANKAR NARAYANA G. Shankar Narayana

Abstract Remote sensing (RS) applications have become an important tool for the rapid evaluation of water resources. This paper deals with the utilization of RS data as the main input in an integrated approach for groundwater targeting. The Mulug Taluk, with an areal extent of 3200 km, is one of the poor taluks in the Warangal District, Andhra Pradesh, India. A hydrogeomorphological study based...

2010
Ahsan Ahmad Ursani

Remote sensing is a promising technology that finds as diverse applications as defence, urbanplanning, healthcare, and environmental management. Collecting countrywide statistics of cropyield is one of the main tasks of remote sensing. Acquiring and processing very high-resolution(VHR) satellite images are means accomplishing this task. Processing these remotely sensed(RS) image...

2008
Weiqi HE Shan CHEN Xuehua LIU Jining CHEN

This study focused on water quality for Guanting Reservoir, the possible auxiliary drinking water source of Beijing. Through remote sensing (RS) approach, water quality retrieval models were established and analyzed for eight common concerned water quality variables, including algae content, turbidity, and concentrations of chemical oxygen demand, total nitrogen, ammonia nitrogen, nitrate nitro...

2006
Dingzhi Peng Shenglian Guo Pan Liu Ting Liu

A reservoir is one of the most efficient measures for integrated water resources development and management. The reservoir storage curve is a vital parameter for multipurpose reservoir operation and its precision is a key issue for water balance and strategic risk management. Compared with the traditional approach, the method based on remote sensing RS data provides better information, which ca...

2013
Tzu-How Chu Meng-Lung Lin Yi-Shiang Shiu

This study proposed a risk assessment model integrating remote sensing (RS) and geographic information system (GIS) to map potential illegal waste dumping areas. Geospatial factors related to waste dumping were generated with spatial analysis to quantify the spatial relationship between waste dumping sites and other land use/cover types. The spectrally suspected waste dumping mapping with FORMO...

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