Results 21 to 30 of about 271,773 (312)

The Role of Wetland Plants on Wastewater Treatment and Electricity Generation in Constructed Wetland Coupled with Microbial Fuel Cell

open access: yesApplied Sciences, 2021
CWMFC is a novel technology that has been used for almost a decade for concurrent wastewater treatment and electricity generation in varying scopes of domestic, municipal, and industrial applications since its implementation in 2012. Its advantage of low-
Ke Li   +10 more
doaj   +1 more source

Recent Progress in Heavy Metal Ion Decontamination Based on Metal–Organic Frameworks

open access: yesNanomaterials, 2020
Heavy metals are inorganic pollutants which pose a serious threat to human and environmental safety, and their effective removal is becoming an increasingly urgent issue.
Yajie Chen, Xue Bai, Zhengfang Ye
doaj   +1 more source

Wind impacts on suspended sediment transport in the largest freshwater lake of China

open access: yesHydrology Research, 2020
Poyang Lake, the largest freshwater lake in China, is distinguished by complicated suspended sediment (SS) dynamics. Apart from lake currents, wind is an important form of natural disturbance in driving SS transport.
Hua Wang   +4 more
doaj   +1 more source

From top to bottom: Do Lake Trout diversify along a depth gradient in Great Bear Lake, NT, Canada? [PDF]

open access: yesPLoS ONE, 2018
Depth is usually considered the main driver of Lake Trout intraspecific diversity across lakes in North America. Given that Great Bear Lake is one of the largest and deepest freshwater systems in North America, we predicted that Lake Trout intraspecific ...
Louise Chavarie   +10 more
doaj   +1 more source

Alternative Attractors of Shallow Lakes [PDF]

open access: yesThe Scientific World JOURNAL, 2001
Ponds and shallow lakes can be very clear with abundant submerged plants, or very turbid due to a high concentration of phytoplankton and suspended sediment particles. These strongly contrasting ecosystem states have been found to represent alternative attractors with distinct stabilizing feedback mechanisms.
openaire   +3 more sources

Photodegradation of Methylene Blue by TiO2-Fe3O4-Bentonite Magnetic Nanocomposite

open access: yesInternational Journal of Photoenergy, 2015
Fe3O4-bentonite nanoparticles have been prepared by a coprecipitation technique under a nitrogen atmosphere. An aqueous suspension of bentonite was first modified with FeCl2 and FeCl3. TiO2 was then loaded onto the surface of the Fe3O4-bentonite by a sol-
Wei Chen   +4 more
doaj   +1 more source

Wind control on the accumulation of heavy metals in sediment of Lake Ulubat, Anatolia, Turkey [PDF]

open access: yes, 2009
Freshwater Lake Ulubat (zmean = 1.5-2.0 m and Area = ~138 km2), NW Anatolia, Turkey was filled in by fine-to-medium-grain silts during the late Holocene.
Costa, PJM   +8 more
core   +1 more source

Understanding the Spatial Heterogeneity of CO2 and CH4 Fluxes from an Urban Shallow Lake: Correlations with Environmental Factors

open access: yesJournal of Chemistry, 2017
The spatial variability of carbon dioxide (CO2) and methane (CH4) fluxes across water-air interface in Xuanwu Lake was investigated in two seasons. Due to anthropogenic disturbances, the environmental factors and the fluxes of CO2 and CH4 in lake showed ...
Zhenhua Zhao   +4 more
doaj   +1 more source

The dissipation and risk alleviation mechanism of PAHs and nitrogen in constructed wetlands: The role of submerged macrophytes and their biofilms-leaves

open access: yesEnvironment International, 2019
The role of submerged macrophytes (Vallisneria natans, Hydrilla verticillata and artificial plant) and their biofilms-leaves for the dissipation and risk alleviation mechanism of PAHs (phenanthrene and pyrene) and nitrogen in constructed wetland systems ...
Zhirui Qin   +7 more
doaj   +1 more source

Tracking sources and fate of groundwater nitrate in Kisumu City and Kano Plains, Kenya [PDF]

open access: yes, 2020
Groundwater nitrate (NO3−) pollution sources and in situ attenuation were investigated in Kisumu city and Kano plains. Samples from 62 groundwater wells consisting of shallow wells (hand dug, depth 15 m) were obtained during wet (May–July 2017) and dry ...
Boeckx, Pascal   +2 more
core   +1 more source

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