Results 51 to 60 of about 2,262 (182)

Size‐based regulation and water quality: Evidence from the Iowa hog industry

American Journal of Agricultural Economics, Volume 108, Issue 3, Page 829-855, May 2026.
Abstract The growing prevalence of animal feeding operations (AFOs) in the United States raises concerns among the public and regulators about their impact on local environmental quality. By linking historical regulatory records of AFOs in Iowa to downstream surface water pollution monitors, this paper studies the effects of the 2003 Clean Water Act ...
Chen‐Ti Chen, Gabriel E. Lade, John M. Crespi, David A. Keiser   +3 more
wiley   +1 more source

Pollution sources apportionment and suitability assessment of Lah River, Ethiopia: Conjunctive application of multivariate statistical analysis and water quality index

Water Science and Technology
This study aimed to assess spatiotemporal water quality variation and its suitability for irrigation and domestic purposes in Lah River using the irrigation water quality index (IWQI) and the weighted arithmetic water quality index (WAWQI).
Zelalem Abera Angello, Mentwabe Asiratu Mengist   +1 more
doaj   +1 more source

Water Quality of Madari Khal T ater Quality of Madari Khal Tributar ributary of the Halda Riv y of the Halda River, Chattogram, Bangladesh

Journal of Bioresource Management, 2023
Tidal canal Madari-Khal is one of the important tributaries of the river Halda, through which nearby hill stream water, agricultural washings, and effluents (treated or untreated) of Chattogram Asian paper Mill are drained to the Halda River.
Md. Shafiqul Islam, M.A. Azadi
doaj  

Assessment of drinking water quality using QGIS for Bhopal City in Madhya Pradesh [PDF]

The Holistic Approach to Environment
The water quality management is of great importance due to the increasing demand for water in urban areas. This study was conducted to find out the application of GIS tools to determine the quality of water supply in the city of Bhopal.
Rajshekhar Kumar, Shailza Verma
doaj   +1 more source

A Comparative Study on the Irrigation Suitability of Kerala's Rivers Using Fuzzy AHP and Conventional Methods

Irrigation and Drainage, Volume 75, Issue 2, Page 815-839, April 2026.
ABSTRACT Food security in Kerala depends on effective irrigation, but poor‐quality irrigation water poses threats such as salinity, sodicity and reduced soil productivity. Although past assessments have been localised, this study presents the first comprehensive, statewide evaluation of irrigation water suitability across 44 major rivers in Kerala.
Raji Karuna, S. K. Pramada, Venkataramana Sridhar   +2 more
wiley   +1 more source

Severity Prediction of Traumatic Cervical Spinal Cord Injury With an AI Model Based on MRI Radiomics

JOR SPINE, Volume 9, Issue 1, March 2026.
(1) Manually delineation of the lesion area's region of interest (ROI) layer by layer to form three‐dimensional volume of interest (VOI). (2) Pretraining and transfer learning for target area segmentation of T2WI images. (3) Radiomic features selection for AIS prediction models. (4) Construction of ensemble model for AIS grade prediction.
Chunshuai Wu, Chaochen Li, Guanhua Xu, Jiajia Chen, Liangliang Wang, Haiyan Gu, Jinlong Zhang, Hongxiang Hong, Chunyan Ji, Zhiming Cui   +9 more
wiley   +1 more source

Growth Performance of Dormitator latifrons to a Water Quality Index Across Three Tropical Aquaculture Systems

Aquaculture Research, Volume 2026, Issue 1, 2026.
Understanding how integrated water quality relates to fish growth is essential for improving the sustainability of tropical aquaculture systems. This study evaluated the relationship between integrated water quality and growth performance of chame (Dormitator latifrons) cultured under commercial conditions in three tropical aquaculture systems ...
Carlos Ricardo Delgado-Villafuerte, Ana Gonzalez-Martinez, Kayna Marilyn Hidalgo-Zambrano, Cecilio Barba, Anton García   +4 more
wiley   +1 more source

Evaluation of Groundwater Contamination Risks in the Vicinity of Municipal Solid Waste Dump Sites adjacent on Hardoi Road Dubagga Lucknow [PDF]

E3S Web of Conferences
This study investigates the impact of the Dubagga municipal solid waste (MSW) landfill on groundwater quality in Lucknow, India. To fulfil the need of water pertaining to domestic, industry and agricultural activities, huge number of people in the world ...
Nabh Tripathi Kamal, Roy Surendra, Mohammad Afaque   +2 more
doaj   +1 more source

Function model for calculating the Water Quality Index - WQI [PDF]

, 2023
0000-0001-5650 ...
Simanca Herrera, Fredys alberto, Cortes Mendez, Jairo, Castro Fernandez, Mario, Paez Paez, Jaime   +3 more
openaire  

Seasonal Changes and Hydrogeochemical Factors Influencing Groundwater Quality in Nannilam, Thiruvarur District of Tamil Nadu, India

Geofluids, Volume 2026, Issue 1, 2026.
The purity of groundwater in Nannilam Taluk, which is situated in the Cauvery delta region of Tamil Nadu, India, is the primary focus of this investigation. In order to evaluate the physicochemical properties and efficacy of the groundwater for irrigation purposes, a total of 100 samples were collected from open wells, bore wells, and hand pumps during
Ezhilarasan Radhakrishnan, Prabhakaran Ramasamy, Vasanthamohan Vellaisamy, Devaraj Natesan, Venkatramanan Senapathi, Sivakumar Karthikeyan, Umberta Tinivella   +6 more
wiley   +1 more source