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Influence of acoustic cavitation and its combination with H<sub>2</sub>O<sub>2</sub>, acid, and alkali as a pre-treatment technique on lactic acid production from rice as a model food waste. [PDF]

open access: yesUltrason Sonochem
Acoustic cavitation was utilized as a pretreatment technique to modify a model food waste (rice) as the substrate of fermentation, enhancing the production of lactic acid. The comparison of a low-frequency (24 kHz) reactor with a high-frequency (120 kHz)
Askarniya Z   +5 more
europepmc   +2 more sources

Green Synthesis of Iron Nanoparticles Using Black Tea Leaves Extract as Adsorbent for Removing Eriochrome Blue-Black B Dye [PDF]

open access: yesEngineering and Technology Journal, 2020
Recently, the world has directed to find environmentally friendly and clean materials to be used to treat wastes difficult to treat in the traditional way such as dyes.
Dalal Ghanim   +2 more
doaj   +1 more source

From simple to complex – Comparing four modelling tools for quantifying hydrologic ecosystem services

open access: yesEcological Indicators, 2022
The pursuit of good management of our waters poses permanent challenges to the whole society. Decision-makers often need to define appropriate and sustainable strategies on interdisciplinary topics, like water management issues.
Bence Decsi   +6 more
doaj   +1 more source

Climate change and modernization drive structural realignments in European grain production

open access: yesScientific Reports, 2022
Charting the long-term trends in European wheat and maize yields and harvested areas and the relation of yields to climatic and economic drivers, two profound spatial processes become apparent.
Z. Pinke   +6 more
doaj   +1 more source

Forecasting wind speed data by using a combination of ARIMA model with single exponential smoothing [PDF]

open access: yes, 2021
Wind serves as natural resources as the solution to minimize global warming and has been commonly used to produce electricity. Because of their uncontrollable wind characteristics, wind speed forecasting is considered one of the best challenges in ...
A. Rahman, Nur H.   +5 more
core   +1 more source

Antibiotic resistance in tap water during the summer season – preliminary research [PDF]

open access: yesE3S Web of Conferences, 2019
Antibiotic resistance of bacteria is regarded as a global health risk and should be monitored in all environments, including tap water distribution systems.
Siedlecka Agata, Piekarska Katarzyna
doaj   +1 more source

Alkaline and acid solubilisation of waste activated sludge

open access: yesWater Science and Technology, 2021
The influence of acidic and alkaline conditions on the solubilisation process of waste activated sludge (WAS) was investigated using HCl and NaOH at pH 2, 10, 11 and 12.
Tales Abreu Tavares de Sousa   +6 more
doaj   +1 more source

Merging Proline:Xylitol Eutectic Solvent in Crosslinked Chitosan Pervaporation Membranes for Enhanced Water Permeation in Dehydrating Ethanol

open access: yesMembranes, 2023
The scope of this research aims at merging a new deep eutectic mixture (DES) into a biopolymer-based membrane for a pervaporation application in dehydrating ethanol.
Roberto Castro-Muñoz   +2 more
doaj   +1 more source

The Removal of Selected Pharmaceuticals from Water by Adsorption with Granular Activated Carbons

open access: yesEngineering Proceedings, 2023
The article deals with the removal of 20 selected drugs from drinking water by sorption on granulated activated carbon. Two different sorption materials were used, and the efficiency of removing these micropollutants was compared.
Ján Ilavský, Danka Barloková
doaj   +1 more source

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