Results 1 to 10 of about 39,650 (263)

Groundwater quality assessment using a new integrated-weight water quality index (IWQI) and driver analysis in the Jiaokou Irrigation District, China

Ecotoxicology and Environmental Safety, 2021
Groundwater is an important water resource in arid and semi-arid regions. The impact of human activities on groundwater is increasing. After 60 years running, the groundwater quality and its formation mechanism are imperative questions needed to be ...
Qiying Zhang, Hui Qian, Panpan Xu, Kai Hou, Faxuan Yang   +4 more
doaj   +3 more sources

Exposure estimates of parabens from personal care products compared with biomonitoring data in human hair from Northeast China

Ecotoxicology and Environmental Safety, 2023
Parabens (PBs), a class of endocrine-disrupting chemicals (EDCs), are extensively used as additives in personal care products (PCPs); however, distinguishing between endogenous and exogenous contamination from PCPs in hair remains a challenge.
Yunyang Li, Na Zheng, Siyu Sun, Sujing Wang, Xiaoqian Li, Jiamin Pan, Muyang Li, Le Lang, Zelin Yue, Binbin Zhou   +9 more
doaj   +1 more source

Spatial Change in Groundwater Quality and Its Determinants in Irrigation Areas at Tarim Basin, Xinjiang

Guan'gai paishui xuebao, 2022
【Objective】 This paper is to analyze the spatial change in groundwater quality and its determinants in irrigation areas in Tarim Basin in Xinjiang, in attempts to provide a baseline guidance for sustainable utilization of groundwater resources and ...
YAN Zhiyun, ZENG Yanyan, ZHOU Jinlong, SUN Ying   +3 more
doaj   +1 more source

Assessment of Hydrochemical Facies on Groundwater Quality in Daenaa Village and its Surroundings, West Limboto District

Jambura Geoscience Review, 2023
The study is required to evaluate the groundwater condition, such as finding the relationship with the lithology, determining the facies of groundwater, and providing an overview of the present groundwater conditions, genetics, and groundwater quality ...
Dela Pusfika Sari Napu, Fitryane Lihawa, Ahmad Zainuri   +2 more
doaj   +1 more source

Quality and hydrogeochemistry appraisal for groundwater in Tenth of Ramadan Area, Egypt

Water Science, 2020
Groundwater at Tenth of Ramadan area, Egypt, is the main source of water supply and it is ranked as high pollution risk area due to the high infiltration rate of the existing unlined oxidation ponds and the wastewater based-irrigation in the reclaimed ...
Lubna A. Ibrahim, Eman R. Nofal
doaj   +1 more source

Groundwater development, use, and its quality in Korea: tasks for sustainable use

Water Policy, 2021
In this study, the current state of groundwater development and use and groundwater quality has been examined based on official groundwater data collected from the Republic of Korea.
Jin-Yong Lee, Jihye Cha, Maimoona Raza
doaj   +1 more source

Long-term Evaluation of Temporal Variation in Groundwater Physicochemical Quality: A Case Study of Erbil City, Iraq (2003 – 2015) [PDF]

Eurasian Journal of Science and Engineering, 2018
Groundwater resources within Erbil City are facing a growing decline during the last decade as a result of increased water consumption, and climate change.
Hayder Mohammed Issa
doaj   +1 more source

Seasonal dynamics of closed shallow lakes nutrient status controlled by lacustrine groundwater discharge [PDF]

Hydrology and Earth System Sciences
Lacustrine groundwater discharge (LGD) and its associated nitrogen (N) and phosphorus (P) inputs are increasingly recognized as the critical drivers of lake eutrophication.
X. Sun, X. Sun, Y. Du, Y. Du, H. Tian, H. Tian, J. Xu, J. Xu, H. Shi, H. Shi, Y. Liu, Y. Liu, Y. Deng, Y. Deng, Y. Gan, Y. Gan, Y. Wang, Y. Wang   +17 more
doaj   +1 more source

Technical note: A model of chemical transport in a wellbore–aquifer system [PDF]

Hydrology and Earth System Sciences
Wellbore is proven to be the only effective way of delivering chemicals to a target aquifer during a tracer test or aquifer remediation. The volume of original water in the operational well is a critical parameter affecting the concentration of injected ...
Y. Gan, Y. Gan, Q. Wang, Q. Wang
doaj   +1 more source

Groundwater hydrogeology and quality in Helwan area and its vicinities in Egypt

Water Science, 2019
The study area includes Helwan city and its vicinities, south of Greater Cairo, between latitudes 29° 40ʹ and 29° 56ʹ N and longitudes 31° 15ʹ and 31° 24ʹ E, east of the River Nile. The main objective was to properly manage groundwater to protect it from
Samir R. Awad
doaj   +1 more source