نتایج جستجو برای: coastal

تعداد نتایج: 54494  

2003
Ron Li Keith W. Bedford C. K. Shum J. Raul Ramirez Aidong Zhang

This paper presents the second-year outcomes of our Digital Government project “Digitalization of Coastal Management and Decision Making Supported by Multi-Dimensional Geospatial Information and Analysis”. One of the primary objectives of the second year is to develop and integrate multiple spaceborne, airborne, and in-situ remotely sensed measurements, spatio-temporal databases, coastal hydrol...

2015
Barbara Neumann Athanasios T. Vafeidis Juliane Zimmermann Robert J. Nicholls

Coastal zones are exposed to a range of coastal hazards including sea-level rise with its related effects. At the same time, they are more densely populated than the hinterland and exhibit higher rates of population growth and urbanisation. As this trend is expected to continue into the future, we investigate how coastal populations will be affected by such impacts at global and regional scales...

2003
Ruijin Ma Tarig Ali Xutong Niu Vasilia Velissariou Kai-chien Cheng Chung-yen Kuo Xian Xu Ahmed Elaksher Ron Li Keith W. Bedford C. K. Shum J. Raul Ramirez Aidong Zhang

This demonstration will be presented at the 2003 National Conference on Digital Government Research to accompany a short paper entitled “Integration of Multi-Source Spatial Information for Coastal Management and Decision Making”. The demonstration presents the two-year outcomes of our Digital Government project “Digitalization of Coastal Management and Decision Making Supported by MultiDimensio...

2011
Byron V. Weckworth Natalie G. Dawson Sandra L. Talbot Melanie J. Flamme Joseph A. Cook

BACKGROUND Many coastal species occupying the temperate rainforests of the Pacific Northwest in North America comprise endemic populations genetically and ecologically distinct from interior continental conspecifics. Morphological variation previously identified among wolf populations resulted in recognition of multiple subspecies of wolves in the Pacific Northwest. Recently, separate genetic s...

2007
K. K. Balachandran T. Joseph

The influence of land-use mosaic among sub-watersheds on coastal processes apply globally to any coastal regions hugged by wetlands and underlain with limestone deposits. The existence of a subterranean flow connecting a tropical backwater to the Arabian Sea through the submerged porous lime shell is indicated from the coastal nutrient distribution. The present investigation represented a nonmu...

2007
A. Elaksher

Coastal mapping is essential for a number of applications such as coastal resource management, coastal environmental protection, and coastal development and planning. Coastal mapping has been carried out using a wide range of techniques such as ground surveying and aerial mapping. Recently, satellite images, active sensor elevation models, and multispectral and hyperspectral images have also be...

2014
Qiang He Mark D. Bertness John F. Bruno Bo Li Guoqian Chen Tyler C. Coverdale Andrew H. Altieri Junhong Bai Tao Sun Steven C. Pennings Jianguo Liu Paul R. Ehrlich Baoshan Cui

Despite their value, coastal ecosystems are globally threatened by anthropogenic impacts, yet how these impacts are driven by economic development is not well understood. We compiled a multifaceted dataset to quantify coastal trends and examine the role of economic growth in China's coastal degradation since the 1950s. Although China's coastal population growth did not change following the 1978...

درفشی, خبات, صدوق, سید حسن,

Abstract Coastal areas are dynamic and complex multi-function systems. A wide number of often conflicting human socio-economic activities occur in these areas. These include urbanization, tourism and recreational activities, industrial production, energy production and delivering, port activities, shipping, and agriculture. Coastal systems are also characterized by important ecological and ...

2010
V Rollason G Fisk P Haines

The NSW Government’s Sea Level Rise Policy Statement, Coastal Planning Guideline: Adapting to Sea Level Rise and Draft Guidelines for Preparing Coastal Zone Management Plans have endorsed the use of a ‘risk assessment approach’ to coastal zone management. The risk assessment framework is used extensively in industry and government as it provides a process for determining sensible management out...

Journal: :caspian journal of enviromental sciences 0
al. et o. rafieyan*1, a. a. darvishsefat2, s. babaii1, a. mataji1 m. saeed sabaee

in the past 25 years, rising of the caspian sea level, part of a natural treat to the sea, has inundated and destroyed many buildings and arable lands and threatened many inhabitations in coastal areas. the main reason for these damages is that the law-setback has lost its efficiency and human activities have proceeded seaward. the goal of this study is to introduce a proper setback line for th...

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