Results 11 to 20 of about 40,609 (263)

Identifying and Determining Pollution Load of Agricultural Pollutants in The Catchment Basin of Karun and Dez Rivers [PDF]

open access: yesعلوم و مهندسی آبیاری, 2016
Suitable soil and water resources in the great Karun river basin, extensive areas of natural resources, favorable climate conditions and energy resources have led to the development of agriculture, industry and population growth in the Karun and Dez ...
Nader Hosseini zare   +3 more
doaj   +1 more source

ENHANCING RAINFALL-RUNOFF POLLUTION MODELING BY INCORPORATION OF NEGLECTED PHYSICAL PROCESSES [PDF]

open access: yesFrontiers of Agricultural Science and Engineering, 2023
● An improved wash-off model integrated with rainfall pollution and SCS-CN is presented.● Nash-Sutcliffe efficiency coefficients of the enhanced model increased by 2%, 8%, 3% for chemical oxygen demand, total N, total P and 100% for NH4+-N.● Two ...
Mingjin CHENG, Xin LIU, Han XIAO, Fang WANG, Minghao PAN, Zengwei YUAN, Hu SHENG
doaj   +1 more source

The variability of pollution load of organic, biogenic and chromium ions in wastewater inflow to the treatment plant in Nowy Targ

open access: yesJournal of Water and Land Development, 2017
The aim of the study was to analyze the mean daily wastewater load from the corporate wastewater treatment plant in Nowy Targ. The study analyzed the wastewater load expressed by BOD5, COD, total nitrogen (Ntot), total phosphorus (Ptot) and chromium ions
Bugajski Piotr M.   +2 more
doaj   +1 more source

Characterization and risk assessment of soil around waste rock heaps affected by acid rock drainage in an abandoned pyrite mining area

open access: yesFrontiers in Environmental Science, 2022
Acid rock drainage (ARD) is one of the most serious and potentially lasting environmental issues for the mining industry. Many researchers investigated the impact of ARD on downstream farmland, but few focused on the soil properties change around waste ...
Lizhi Tong   +7 more
doaj   +1 more source

Water quality and distribution of Selorejo Reservoir using the Pollution Index, Oregon-WQI, and NSF-WQI methods

open access: yesJurnal Teknik Pengairan, 2023
Selorejo Reservoir is used for flood control activities, hydropower, agricultural irrigation, fisheries, and tourism. In 2021, the water quality of Selorejo Reservoir worsened, which was indicated by fish mortality and an increase of water lettuce ...
Ken Diah Mangar Nastiti   +2 more
doaj   +1 more source

Water Quality Analysis and Pollution Load Capacity of The Central of Food Production Zones in Merauke Regency [PDF]

open access: yesE3S Web of Conferences, 2023
The Maro River and the Kumbe River are the downstream of the drainage system of Semangga District, Tanah Miring District, and Kurik District, the central point of food production in Merauke Regency.
Djaja Irba, Tambaib B.
doaj   +1 more source

Removal of Pollutants in the Wastewater Treatment of Industrial Park of Semnan City with the Help of Chemical and Natural Coagulants [PDF]

open access: yesآب و فاضلاب
Due to the expansion of industries and the increase in the volume of industrial wastewater, as well as the reduction of natural water resources and the water shortage crisis in human societies, adopting appropriate methods to remove pollutants and treat ...
Maryam Daraee   +4 more
doaj   +1 more source

Water Quality Notes: What are concentrations and loads, and why do they matter?

open access: yesEDIS
Water quality is a broad term used to describe a range of physical, chemical, and/or biological characteristics of water. Many different factors contribute to water quality.
Alexander J. Reisinger   +4 more
doaj   +3 more sources

DAYA TAMPUNG SUNGAI REMBAGAN TERHADAP BEBAN PENCEMARAN MENGGUNAKAN METODE STREETER-PHELPS

open access: yesJurnal Teknik Pertanian Lampung, 2021
Rembagan River is the main tributary of the Bedadung River in Cangkring Village, Patrang District, Jember Region. Various community activities in the Rembagan River area such as bathing, washing, defecating and urinating as well as agricultural ...
Sri Wahyuningsih   +2 more
doaj   +1 more source

A Simplified Approach to Pollutant Load Modeling [PDF]

open access: yesJournal of Water Management Modeling, 2015
The combined sewer overflow (CSO) control requirements imposed by the United States Environmental Protection Agency (USEPA) on approximately 1 100 sewer district utilities within the United States initially focused solely on the volumetric reduction of CSOs, with the assumption that a corresponding reduction in pollutant loads to a combined sewer ...
Mark Pribak, Justin Siegrist
openaire   +1 more source

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