Results 61 to 70 of about 192,387 (209)

Adaptive design of tipping bucket flow meters for continuous runoff measurement

open access: yesFrontiers in Environmental Science, 2023
Introduction: Runoff measurement and monitoring is a laborious, time-consuming, and costly task. Additionally, common runoff monitoring usually primarily provide water level, requiring information on the stage-discharge relation. Automatic equipment such
Dimaghi Schwamback   +5 more
doaj   +1 more source

Sewers in Civilization. The Struggle for the Sanitary Condition of the Human Environment

open access: yesJournal of Frontier Studies
This paper is dedicated to the issues of human activity on sanitary ‘frontier’ from antiquity to present. The structure of the article is determined by the initially put forward hypothesis about the unconditional relationship between the stages of ...
Y. Ivanyushin   +2 more
semanticscholar   +1 more source

Monitoring sanitation and hygiene in the 2030 agenda for sustainable development: A review through the lens of human rights [PDF]

open access: yes, 2016
International monitoring of drinking water and sanitation has been jointly carried out by WHO and UNICEF through their Joint Monitoring Programme (JMP). With the end of the Millennium Development Goals (MDGs) era in 2015, the JMP has proposed a post-2015
Flores Baquero, Óscar   +3 more
core   +2 more sources

The Three Ages of Engineering for the Water Industry [PDF]

open access: yes, 2004
This paper attempts to stimulate the reflection on water policies and economic dimensions, by the presentation of a broad review of the interaction of society and technology in the field of water industry, all the way from its inception in the second ...
Barraqué, Bernard
core   +2 more sources

Anaerobic membrane bioreactor (AnMBR) with external ultrafiltration membrane for the treatment of sugar beet vinasse

open access: yesFrontiers in Bioengineering and Biotechnology
Vinasse, a by-product of ethanol production, is generated at significant rates. While rich in nutrients such as calcium, magnesium, and potassium, its high solids, organic matter, acidity, and sulfate content pose challenges when disposed directly on ...
Beatriz Egerland Bueno   +8 more
doaj   +1 more source

Modified zeolites in ground water treatment [PDF]

open access: yes, 2015
There are presented results of technological experiments carried out in Water Treatment Plant Kúty. The goal of this study was to compare modified zeolite known as clinoptilolite (rich deposits of clinoptilolite were found in the region of East Slovakia ...
Barloková, Danka   +2 more
core  

Improving wastewater treatment plant performance by applying CFD models for design and operation: selected case studies

open access: yesWater Science and Technology, 2021
Hydrodynamic simulation (CFD: computational fluid dynamics) is one of the major tools for planning the reconstruction and operation of the structures in wastewater treatment plants, and its routine use is commonplace because of the cost savings and ...
M. Patziger
doaj   +1 more source

On the choice of the water treatment technology for rural areas

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Most water supply systems in rural areas of the Russian Federation were built in the last century. At the same time, no more than 18% of consumers of small settlements are provided with drinking-quality water.
I. Pchelnikov, R. V. Fedotov, S. Breus
semanticscholar   +1 more source

Reassessing the History of U.S. Hazardous Waste Disposal Policy - Problem Definition, Expert Knowledge and Agenda-Setting [PDF]

open access: yes, 1997
The authors show that in the 1940\u27s technical consensus began to develop about the effects of land-based waste disposal on groundwater degradation.
Brown, Halina Szejnwald   +3 more
core   +1 more source

Upgrading properties of biochar fuel derived from cassava rhizome via torrefaction: Effect of sweeping gas atmospheres and its economic feasibility

open access: yesCase Studies in Thermal Engineering, 2021
Torrefaction is a promising biomass thermal conversion technology to produce biochar due to its ease of operation and mild operating conditions. In this study, cassava rhizome (CR) was torrified under various sweeping gas types (nitrogen (N2), carbon ...
Kamonwat Nakason   +6 more
doaj   +1 more source

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