Zobrazeno 1 - 10
of 1 171
pro vyhledávání: '"three gorges dam"'
Publikováno v:
地质科技通报, Vol 43, Iss 4, Pp 262-272 (2024)
Objective The aperture of fractures (hydraulic equivalent aperture of fractures) of rock fractures is one of the key mechanical parameters of rocks.It has significant indicative significance in water conservancy projects, geological surveys and so on
Externí odkaz:
https://doaj.org/article/8e8d06c6be044309a3b74a57acb65045
Publikováno v:
Hydrology Research, Vol 55, Iss 6, Pp 628-645 (2024)
Water level adjustment downstream of dams significantly impacts river regimes and flood control. However, due to constant strong scouring, our quantitative understanding of the characteristics of water level variations and their causes in the Chengli
Externí odkaz:
https://doaj.org/article/706731038a6846cea1e751f615000e0b
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 55, Iss , Pp 101902- (2024)
Study region: Dongting Lake Basin of China. Study focus: Dongting Lake is the first large-scale interconnected river–lake systems in the middle-lower reaches of the Yangtze River and the second-largest freshwater lake in China. Dam operation on the
Externí odkaz:
https://doaj.org/article/e0fb81157e684874ad006537dc227f7c
Publikováno v:
Engineering, Vol 33, Iss , Pp 237-262 (2024)
This study investigates the long-term performance of laboratory dam concrete in different curing environments over ten years and the microstructure of 17-year-old laboratory concrete and actual concrete cores drilled from the Three Gorges Dam. The me
Externí odkaz:
https://doaj.org/article/72705ab71bc84b7a82b76be945d5167c
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 16, Iss 12, Pp 2483-2493 (2023)
The daily regulation and anti-regulation of upstream and downstream power stations, respectively, frequently alter the river flow regime, velocity, and surface gradient, thus resulting in unsteady flow characteristics of the river and hindering shipp
Externí odkaz:
https://doaj.org/article/16d8a5d64c3c421daf341d7d8f77d9d7
Autor:
Yanfeng Gong, Yixin Tong, Honglin Jiang, Ning Xu, Jiangfan Yin, Jiamin Wang, Junhui Huang, Yue Chen, Qingwu Jiang, Shizhu Li, Yibiao Zhou
Publikováno v:
Parasites & Vectors, Vol 16, Iss 1, Pp 1-12 (2023)
Abstract Background Snail abundance varies spatially and temporally. Few studies have elucidated the different effects of the determinants affecting snail density between upstream and downstream areas of the Three Gorges Dam (TGD). We therefore inves
Externí odkaz:
https://doaj.org/article/fd94b567314f41598f1ec2d578db0cae
Publikováno v:
Frontiers in Forests and Global Change, Vol 7 (2024)
Riparian topographical features can drive a suite of ecological indicators (EIs) that shape the river ecosystem. The mechanisms that EIs reflect provide several ecosystem services. We know little about the responses of EIs (indicators of plant cover,
Externí odkaz:
https://doaj.org/article/b37ced26ff374424a2657277579077de
Autor:
Yanfeng Gong, Yixin Tong, Honglin Jiang, Ning Xu, Jiangfan Yin, Jiamin Wang, Junhui Huang, Yue Chen, Qingwu Jiang, Shizhu Li, Yibiao Zhou
Publikováno v:
Infectious Diseases of Poverty, Vol 12, Iss 1, Pp 1-9 (2023)
Abstract Background The area of Oncomelania hupensis snail remains around 3.6 billion m2, with newly emerging and reemergent habitats continuing to appear in recent years. This study aimed to explore the long-term dynamics of snail density before and
Externí odkaz:
https://doaj.org/article/b2769103dfa6438a91d1424c9e6b7744
Autor:
Shan-e-hyder Soomro, Xiaotao Shi, Jiali Guo, Senfan Ke, Caihong Hu, Muhammad Asad, Shaista Jalbani, Haider M. Zwain, Parvaiz Khan, Muhammad Waseem Boota
Publikováno v:
Applied Water Science, Vol 13, Iss 4, Pp 1-22 (2023)
Abstract Global warming is affecting animal populations worldwide, through chronic temperature increases and an increase in the frequency of extreme heatwave events. Reservoirs are essential for water security. All watersheds with reservoirs are impa
Externí odkaz:
https://doaj.org/article/3be932fe8f6a4589a8534b3671f24fde
Publikováno v:
Ecological Indicators, Vol 155, Iss , Pp 111065- (2023)
Ecotourism activities in riparian zones have heightened concern about protecting riparian health indicators (RHIs). Ecotourism in riparian zones is growing significantly, but its management requires trade-offs between recreational activities and ecol
Externí odkaz:
https://doaj.org/article/f46a8407e45241ebb25e09f23a4ab187