نتایج جستجو برای: having the least coastal area

تعداد نتایج: 16120723  

Emad Koochaknejad, Jasem Ghofleh-Marammazi, Najmeh Jahani, Seyed Mohammad Baghe Nabavi, Simin Dehghan-Madiseh,

Khuzestan coastal waters have high fisheries potential and ecological importance. Since different sources of stress exist in this area, the present study was conducted to evaluate ecological quality and to determine health status in Khuzestan coastal sediments based on benthic communities and their biological parameters. Seasonal sampling was done from 20 creeks of Khur-e-Mussa area in Khuzesta...

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 ...

Journal: :محیط زیست طبیعی 0
لیدا داور دانشجوی دکتری محیط زیست دانشکدۀ منابع طبیعی، دانشگاه تهران منا عزیزی جلیلیان دانشجوی دکتری محیط زیست، دانشگاه ملایر رضا رفیعی دانشجوی دکتری محیط زیست، دانشگاه کوئینزلند استرالیا افشین دانه کار دانشیار گروه محیط زیست دانشکدۀ منابع طبیعی، دانشگاه تهران

despite the fact that coastal areas are benefiting from verity of biological resources of marine and inland systems, they are exposed to destructive threats from both systems. hence, coastal areas are the most vulnerable sectors in the world. population growth, tourism, urbanization, and industrialization are the most important factors in increasing pressure on the coastal and marine areas. ide...

Hossein Negarestan, Mohammad Afarin, Mohammad Ali Hamzeh,

In the present paper various transects perpendicular to Iranian Makran coasts (Chabahar-Gawater) were studied using satellite image processing, field observations, sandy shore profiling and grain size analysis to evaluate sedimentology and geomorphology of the area. Data revealed that the study area includes exposed rocky shores (52%), sandy shores (40%), and mud flats (8%) sheltered in estuari...

Journal: :global journal of environmental science and management 0
m. sepehr department of marine biology, science and research branch, islamic azad university, tehran, iran s.m.r. fatemi department of marine biology, science and research branch, islamic azad university, tehran, iran a. danehkar department of environmental sciences, faculty of natural resources, university of tehran, tehran, iran a. mashinchian moradi department of marine biology, science and research branch, islamic azad university, tehran, iran

given the reduced freshwater supplies across the world, seawater desalination is one of the appropriate methods available for producing freshwater. selecting an optimal location is crucial in the installation of these plants owing to the environmental problems they cause. the present study was conducted to identify optimal locations for installing desalination plants in the coastal areas of sou...

Journal: :Pacific Journal of Mathematics 1964

Journal: :Pacific Journal of Mathematics 1992

Journal: :Journal of Differential Geometry 2017

Extended abstract   1- Introduction Coastal environments are one of the most sensitive environmental systems under the influence of dominant hydrodynamic processes. Coastal changes and evolution are occurring very fast. Coastal areas are now gradually becoming known as severe natural and man-made disturbances, including sea levels rising, coastal erosion and sedimentation, and over-exploitat...

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