نتایج جستجو برای: coastal saline area

تعداد نتایج: 676621  

Journal: :Sensors 2023

Interfacial zones straddling terrestrial and marine realms, colloquially known as mudflats, epitomize a dynamic nexus between these environments are fundamental to the coastal ecosystem. The investigation of regions is paramount for facilitating infrastructural developments including ports, wharfs, cross-sea bridges, strategic utilization freshwater resources sequestered from mainland islands a...

Journal: Geopersia 2019

Jurassic deposits are discovered in the Shahreza area, southwest of Isfahan city, central Iran. They yield plant macrofossils belonging to 22 species assigned to 17 genera of various orders such as Equisetales, Filicales, Bennettitales, Cycadales, Ginkgoales and Coniferales. According to the occurrence of Annulariopsis simpsonii, Coniopteris hymenophylloides, Cladophlebis aktashensis, Nilssonia...

2008
K. D. Kroeger M. A. Charette

To investigate the role of the seepage zone in transport, chemical speciation, and attenuation of nitrogen loads carried by submarine groundwater discharge, we collected nearshore groundwater samples (n 5 328) and examined the distribution and isotopic signature (d15N) of nitrate and ammonium. In addition, we estimated nutrient fluxes from terrestrial and marine groundwater sources. We discuss ...

2015

On the 21 of May, the Ministry of Planning, Land and Forest Management (RGB), the United Nations Development Programme and the Global Environment Facility officially launched the Coastal Protected Area Management Project in Nickerie. This three year initiative will promote the sustainable development of the Coastal Protected Area and the promotion of biodiversity through effective management an...

Arash Amini, Gholamreza Mirab Shabestari, Mahboobeh Vosoo,

Babolsar eastern coastal dunes have been developed along the southern coast of the Caspian Sea. The studied area is coordinated in N36°43' to N36°44' latitude and E52°44' to E52°52' longitude. The objectives of this research were to: Study mineralogy and geochemistry of sand dunes, to obtain chemical alteration index (CIA) and its relationship to climate and mineralogy, to de...

Journal: :محیط شناسی 0
محمدعلی عبدلی استاد گروه مهندسی محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران ناصر مهردادی استاد گروه مهندسی محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران مجتبی رضازاده دانشجوی دکتری مهندسی محیط زیست، دانشکدۀ محیط زیست، دانشگاه تهران

introduction due to the proximity to the sea, beaches always attracted tourists. on the other hand the coastal ecosystems are the most important and sensitive dual nature (land, naval), and variety of animal species are within themselves. the most important (and also longest) coastal area in iran are persian gulf and gulf of oman in south with about 2530km long and caspian sea in north with abo...

2007
K. R. RUSHTON S. V. RAGHAVA RAO K. R. Rushton

This paper describes a study of groundwater flow in a coastal Miliolite limestone aquifer in western India. An examination of field information suggested that the transmissivity of the aquifer varies significantly between high and low groundwater heads. Pumping tests indicate that this is due to the development of major fissures in the upper part of the aquifer. A regional groundwater model wit...

2014
Dongdong Liu Dongli She Shuang'en Yu Guangcheng Shao Dan Chen

This study was conducted to assess the influences of soil surface conditions and initial soil water content on water movement in unsaturated sodic soils of reclaimed coastal areas. Data was collected from column experiments in which two soils from a Chinese coastal area reclaimed in 2007 (Soil A, saline) and 1960 (Soil B, nonsaline) were used, with bulk densities of 1.4 or 1.5 g/cm(3). A 1D-inf...

Journal: :Water research 2017
Aleksandra Szczuka Kimberly M Parker Cassandra Harvey Erin Hayes Avner Vengosh William A Mitch

Coastal utilities exploiting mildly saline groundwater (<150 mg/L chloride) may be challenged by disinfection byproduct (DBP) formation, a concern likely to increase with sea-level rise. Groundwater from North Carolina coastal aquifers is characterized by large variations in concentrations of halides (bromide up to 10,600 μg/L) and dissolved organic carbon (up to 5.7 mg-C/L). Formation of 33 re...

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