نتایج جستجو برای: urban river valleys
تعداد نتایج: 254399 فیلتر نتایج به سال:
The antiquity and decline of the Bronze Age Harappan civilization in the Indus-Ghaggar-Hakra river valleys is an enigma in archaeology. Weakening of the monsoon after ~5 ka BP (and droughts throughout the Asia) is a strong contender for the Harappan collapse, although controversy exists about the synchroneity of climate change and collapse of civilization. One reason for this controversy is lac...
Karun River is the largest and most watery river in Iran. This river is the longest river which located just inside Iran and Ahvaz Metropolis drinking water supplied from Karun River as well (fa.alalam.ir). Karun River as the main source of water treatment plants in Ahvaz, like most surface waters affected by various contaminants which caused changes in water quality of the river (www.aww.co.ir...
The aim of the natural investigations carried out in two archaeological sites in the SE Poland was to determine their TL age (15 samples) and characterize the vegetation cover with the use of pollen analysis (10 samples) of loess and loess-like deposits sampled in the sites and their close environs. Micromorphological features of loess were examined in one of the sites. The research was carried...
This paper analyzes seasonal dynamics of the Mongun-Taiga massif vegetation cover from February to October 2022 based on application NDVI index using Sentinel-2 satellite imagery data. To analyze massif, 15 points valleys five rivers were selected they are Tolaity River (south side), Holash (west Balyktyg (north Right-Mugur (north-east side) and Shara-Khoragai river (east side). The graphs diff...
This study analyzes the influence of urban-geographical variables on determining heat islands and proposes a model to estimate and spatialize the maximum intensity of urban heat islands (UHI). Simulations of the UHI based on the increase of normalized difference vegetation index (NDVI), using multiple linear regression, in Iporá (Brazil) are also presented. The results showed that the UHI inten...
Freshwater and marine-spawned fishes were sampled from the Baakens River, a small urban river that runs through the city of Port Elizabeth in the Eastern Cape of South Africa. Using fyke nets, 8 sites were sampled along the river course over a 4-month period (January – April 2014). Catches were comprised of indigenous freshwater, marine migrant and alien fishes. Marine migrant fishes, including...
Identification and authentication is done using various biometric sign like fingerprints. The recognition rate of correct person is depending on quality of fingerprints images. Fingerprints quality also varying from rural and urban population. Rural population having more physical work than urban population. Therefore the ridges, valleys, bifurcation, joints, minutia etc. features are not good ...
The paper presents the use of Landsat TM image processed by ArcGIS Spatial Analyst Tool for environmental mapping southwestern Iceland, region Reykjavik. Iceland is one most special Arctic regions with unique flora and landscapes. Its environment presented vulnerable ecosystems highlands where vegetation affected climate, human or geologic factors: overgrazing, volcanism, annual temperature cha...
In order to investigate phenotypic abnormality in Khorram-rud River in Lorestan province in Iran, 1982 specimens including 13 species were caught. For this purpose, 8 sites were chosen on Khorram-rud River in Khorramabad city from 10 Km upstream to 10 km downstream of the city. Fish were caught using a cast net. Most of the sampled fish were returned to the river if there were no phenotypic abn...
This study explores antibiotic resistance genes (ARGs) as emerging environmental contaminants. The purpose of this study was to investigate the occurrence of ARGs in various environmental compartments in northern Colorado, including Cache La Poudre (Poudre) River sediments, irrigation ditches, dairy lagoons, and the effluents of wastewater recycling and drinking water treatment plants. Addition...
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