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Sayed Shah Jan Sadiqi, Won-Ho Nam, Kyoung-Jae Lim and Eunmi Hong
This study investigated the effects of nonpoint source (NPS) pollution reduction and pollutant dynamics in a highland agricultural watershed in Korea. We employed the SWAT model to simulate hydrological processes and pollution transport within the waters...
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David C. Froehlich
Mitigating nonpoint source pollution from stormwater runoff demands effective strategies for treating the first flush depth. Whether through off-stream storage or pass-through treatment devices, designing diversion structures and filtering materials is c...
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Chunjian Lyu, Jianglong Cui, Fangyuan Jin, Xiaojie Li and Yaning Xu
The riparian zone has a proven ability to reduce agricultural nonpoint-source nitrogen pollution. However, prior studies have only assessed nitrification and denitrification and their influencing factors, such as hydrology, climate, vegetation, and soil ...
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Mohamed Elsayed Gabr, Nadhir Al-Ansari, Ali Salem and Ahmed Awad
Point and nonpoint wastewater sources have a detrimental, negative effect on agriculture, soil, surface, and groundwater supplies. In this research, a wastewater treatment system made up of a sedimentation tank, a horizontal subsurface flow constructed w...
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Edward Osei, Syed H. Jafri, Philip W. Gassman, Ali Saleh and Oscar Gallego
Nonpoint source pollution from cultivated croplands has often been associated with downstream water quality impairment in various watersheds. Given projected changes in global climate patterns, this study contributes to the existing literature by elucida...
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Yijia Zhang, Qinqing Bo, Xintian Ma, Yating Du, Xinyi Du, Liyang Xu and Yadong Yang
Recently, there has been a significant focus on the issue of pollution caused by livestock and poultry rearing, which is recognized as a prominent contributor to nonpoint source pollution in the agricultural sector. This study employed the life cycle ass...
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Bowei Li, Yanjun Qian and Fanbin Kong
The excessive use of chemical fertilizers (OCF) is one of China?s main sources of agricultural nonpoint source pollution. It is debatable whether outsourcing service adoption (FOS) reduces OCF. This article argues that farm size and plot size can moderat...
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Marla Maniquiz-Redillas, Miguel Enrico Robles, Gil Cruz, Nash Jett Reyes and Lee-Hyung Kim
First flush is a phenomenon in stormwater runoff that has been considered a topic of great interest in the field of nonpoint source pollution. Despite several attempts to define the first flush quantitively, the specified characteristics of the phenomeno...
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Yufu Zhang, Xinyi Jiao, Yinghuai Wei, Hao Wu, Zheqi Pan, Mei Liu, Julin Yuan, Meng Ni, Zhiming Zhou, Lingzao Zeng and Dingjiang Chen
Quantitative information on regional cropland runoff is important for sustainable agricultural water quantity and quality management. This study combined the Soil Conservation Service Curve Number (SCS-CN) method and geostatistical approaches to quantify...
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Chi-Feng Chen, Chia-Chun Ho and Hsiu-Feng Liu
When implementing nonpoint source pollution control plans, the size or number of required controlling facilities is a very practical issue. However, quantifying nonpoint source pollution is difficult because it is generated by variable and random rainfal...
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