Articles | Volume 383
https://doi.org/10.5194/piahs-383-367-2020
© Author(s) 2020. This work is distributed under
the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/piahs-383-367-2020
© Author(s) 2020. This work is distributed under
the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
Impact of hydropower dam on total suspended sediment and total organic nitrogen fluxes of the Red River (Vietnam)
Nhu Da Le
CORRESPONDING AUTHOR
Graduate University of Science and Technology, 18 Hoang Quoc Viet
road, Cau Giay district, Hanoi city, Vietnam
Institute of Natural Product Chemistry, Vietnam Academy of Science
and Technology, 18 Hoang Quoc Viet road, Cau Giay district, Hanoi city,
Vietnam
Thi Phuong Quynh Le
Graduate University of Science and Technology, 18 Hoang Quoc Viet
road, Cau Giay district, Hanoi city, Vietnam
Institute of Natural Product Chemistry, Vietnam Academy of Science
and Technology, 18 Hoang Quoc Viet road, Cau Giay district, Hanoi city,
Vietnam
Thi Xuan Binh Phung
Electric Power University, 235 Hoang Quoc Viet, Bac Tu Liem,
Hanoi, Vietnam
Thi Thuy Duong
Institute of Environmental Technology, Vietnam Academy of Science and
Technology, 18 Hoang Quoc Viet road, Cau Giay district, Hanoi city, Vietnam
Orange Didier
IRD, ECO&SOLS, University of Montpellier, CIRAD, INRA, Supagro
Montpellier, Place Viala, 34060 Montpellier CEDEX 2, France
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Short summary
This paper analyses the change of total suspended sediment (TSS) and total organic nitrogen (TON) loads of the Red River from 1960–2015 in which numerous dams in both China and Vietnam have been constructed. Strong decrease of TSS and TON loads allocated to the dam impoundments in spite of population and deforestation increase. The TSS flux decrease has driven a clear reduction of associated elements (nitrogen), which let to hypothesis a change in biogeochemical processes in the coastal zone.
This paper analyses the change of total suspended sediment (TSS) and total organic nitrogen...