Results 21 to 30 of about 596,798 (261)

Environmental flow assessment in the Lower Yellow River using habitat simulation and hydrological reference system [PDF]

open access: yesE3S Web of Conferences, 2021
The accuracy of the habitat simulation method is often questioned due to limited simulated elements and indicator species. This study established an environmental flow assessment method by coupling fish habitat simulation with hydrological reference ...
Shang Wenxiu   +2 more
doaj   +1 more source

Study on the coordination of flow and sediment transport, ecological environment, and crop production in the Lower Yellow River since 2000

open access: yesRiver, 2023
The Xiaolangdi Reservoir has been operated for 23 consecutive years, greatly altering the flow and sediment processes of the Lower Yellow River. Many research have separately analyzed the changes of siltation in reservoirs and river channels, discharge ...
Enhui Jiang   +6 more
doaj   +1 more source

Occurrence and spatial distribution of antibiotic resistance genes in the Bohai Sea and Yellow Sea areas, China [PDF]

open access: yes, 2019
Rapid development of Bohai and Yellow Sea Economic Rim has led to the concern of emerging contamination of marine environments. This study investigated the spatial distribution of antibiotic resistance genes (ARGs) in Bohai and Yellow Sea areas.
Lu J(吕剑), Yuxuan Zhang
core   +1 more source

Continuous Change Detection of Forest/Grassland and Cropland in the Loess Plateau of China Using All Available Landsat Data

open access: yesRemote Sensing, 2018
Accurate identification of the spatiotemporal distribution of forest/grassland and cropland is necessary for studying hydro-ecological effects of vegetation change in the Loess Plateau, China.
Zhihui Wang   +8 more
doaj   +1 more source

3D numerical simulation of the separation zone at the channel–pipe junction

open access: yesWater Science and Technology, 2023
At the confluence zone, the separation zone affects the flow, pollutant transport, and damages the bed and sidewalls of the channel. In this research, the geometric characteristics of the separation zone and the tailwater effect at the 90° channel–pipe ...
Bin Sun   +4 more
doaj   +1 more source

Technical structure and influencing factors of nitrogen and phosphorus removal in constructed wetlands

open access: yesWater Science and Technology
Constructed wetlands purify water quality by synergistically removing nitrogen and phosphorus pollutants from water, among other pollutants such as organic matter through a physical, chemical, and biological composite remediation mechanism formed between
Lei Yang   +6 more
doaj   +1 more source

Disasters and Society: Comparing the Shang and Mycenaean Response to Natural Phenomena through Text and Archaeology

open access: yesQuaternary, 2022
Disasters do and have happened throughout human existence. Their traces are found in the environmental record, archaeological evidence, and historical chronicles.
Alexander Jan Dimitris Westra   +3 more
doaj   +1 more source

Temporal variability in composition and fluxes of Yellow River particulate organic matter [PDF]

open access: yes, 2017
This study examines temporal variations of the abundance and carbon isotopic characteristics of particulate organic carbon (POC) and specific-source compounds in the context of hydrological variability in the Yellow River.
Eglinton, Timothy I.   +7 more
core   +1 more source

Review on Riverbank Soil Collapse

open access: yesMATEC Web of Conferences, 2018
Bank slope collapse is a kind of natural phenomenon which commonly existed on both sides of alluvial plain rivers. The mechanism of bank collapse is complex, and it is an interdisciplinary frontier research subject.
Xu Linjuan   +3 more
doaj   +1 more source

Seasonal and spring interannual variations in satellite-observed chlorophyll-a in the Yellow and East China Seas: New datasets with reduced interference from high concentration of resuspended sediment [PDF]

open access: yes, 2013
Seasonal and spring interannual variations in chlorophyll-a (Chl) and total suspended matter (TSM) in the Yellow and East China Seas through a 10-year period were examined by using new datasets from Yellow Sea Large Marine Ecosystem Ocean Color Project ...
ISHIZAKA, Joji   +11 more
core   +1 more source

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