Constructed wetlands as a sustainable technology for wastewater treatment with emphasis on chromium-rich tannery wastewater

F Younas, NK Niazi, I Bibi, M Afzal, K Hussain… - Journal of Hazardous …, 2022 - Elsevier
Water scarcity is a major threat to agriculture and humans due to over abstraction of
groundwater, rapid urbanization and improper use in industrial processes. Industrial …

Anaerobic treatment of tannery wastewater in the context of a circular bioeconomy for developing countries

AB Mpofu, OO Oyekola, PJ Welz - Journal of Cleaner Production, 2021 - Elsevier
The current economy of tanneries in developing countries is mainly linear, with certain
elements of circularity as it promotes the recycling of skin/hides and direct/indirect water …

Enhanced wastewater nutrients removal in vertical subsurface flow constructed wetland: Effect of biochar addition and tidal flow operation

N Chand, K Kumar, S Suthar - Chemosphere, 2022 - Elsevier
Dissolved oxygen (DO) and carbon stock in substrate medium play a vital role in the nutrient
removal mechanism in a constructed wetland (CW). This study compiles the results of …

Investigation of pilot-scale constructed wetlands treating simulated pre-treated tannery wastewater under tropical climate

S Ramírez, G Torrealba, E Lameda-Cuicas… - Chemosphere, 2019 - Elsevier
Tannery wastewater is characterized by high and variable concentrations of diverse
pollutants, which makes it difficult and costly to treat. In the search for sustainable treatment …

Chromium removal from wastewater using HSF and VF pilot-scale constructed wetlands: Overall performance, and fate and distribution of this element within the …

VA Papaevangelou, GD Gikas, VA Tsihrintzis - Chemosphere, 2017 - Elsevier
The current experimental work aimed at the investigation of the overall chromium removal
capacity of constructed wetlands (CWs) and the chromium fate-distribution within a wetland …

Performance of pilot-scale constructed floating wetlands in the removal of nutrients and pesticides

G Pavlidis, I Zotou, H Karasali… - Water Resources …, 2022 - Springer
Aiming to evaluate the efficacy of constructed floating wetlands (CFW) in removing
agrochemicals (nutrients and pesticides), a series of experiments were run continuously for …

Wastewater nutrients and coliforms removals in tidal flow constructed wetland: Effect of the plant (Typha) stand and biochar addition

N Chand, S Suthar, K Kumar - Journal of Water Process Engineering, 2021 - Elsevier
Constructed wetlands (CWs) could be a sustainable approach to address the issue of low-
cost treatment of domestic wastewaters in rural and sub-urban areas. The present study …

Developing horizontal subsurface flow constructed wetland using pumice and Chrysopogon zizanioides for tannery wastewater treatment

MB Aregu, SL Asfaw, MM Khan - Environmental systems research, 2021 - Springer
Background High-strength wastewater defined by elevated levels of hazardous pollutants
measured in BOD, heavy metals, nutrients and other toxic substances. This kind of …

Removal of emerging pollutants in horizontal subsurface flow and vertical flow pilot-scale constructed wetlands

GD Gikas, VA Papaevangelou, VA Tsihrintzis… - Processes, 2021 - mdpi.com
We assessed constructed wetland (CW) performance in the removal of six emerging
pollutants (EPs) from university campus wastewater. The EPs considered were: diethyl …

Anaerobic co-digestion of tannery effluents: Process optimisation for resource recovery, recycling and reuse in a circular bioeconomy

AB Mpofu, WM Kaira, OO Oyekola, PJ Welz - Process Safety and …, 2022 - Elsevier
The anaerobic treatment of tannery effluents from the different process stages are limited by
the various toxicants that are mainly added as feed chemicals. The segregated effluents …