Results 11 to 20 of about 1,231,633 (253)

Study of Seasonal variations of Main Outfall Drain and Four Northern Trocars in Iraq [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2014
Our study was aimed to assess seasonal variation of Main Outfall Drain and: Al-Es'haky, Sabe'e Al-Bor, Al-Saglawia and Al-Shuala trocars using several physical and chemical variables, water samples were collected from the surface about 10-15 cm in depth ...
Sufyan M. Shartooh, Sidek A.Kasim
doaj   +1 more source

Fuel oil generated from the cogon grass-derived Al–Si (Imperata cylindrica (L.) Beauv) catalysed pyrolysis of waste plastics

open access: yesHeliyon, 2019
This research investigated pyrolysis as a potential method to manage plastic waste in Sichang Island, Thailand. Pyrolysis was chosen to convert waste plastic into fuel oil using Al–Si catalysts derived from cogon grass.
Tapanee Sangpatch   +3 more
doaj   +1 more source

Spatial Pattern of Air Pollutant Concentrations and Their Relationship with Meteorological Parameters in Coastal Slum Settlements of Lagos, Southwestern Nigeria

open access: yesAtmosphere, 2021
This study assessed the spatial disposition of air pollutants and their relationship with meteorological parameters in urban slum settlements of Lagos city.
Oluwaseun Princess Okimiji   +6 more
doaj   +1 more source

Assessing the Spectral Information of Sentinel-1 and Sentinel-2 Satellites for Above-Ground Biomass Retrieval of a Tropical Forest

open access: yesISPRS International Journal of Geo-Information, 2022
Earth Observation (EO) spectral indices have been an important tool for quantifying and monitoring forest biomass. Nevertheless, the selection of the bands and their combination is often realized based on preceding studies or generic assumptions.
Dimitris Stratoulias   +3 more
doaj   +1 more source

Dual effects of a diamide derivative as nucleator on crystallization kinetics and aggregated structure of biodegradable Poly(ethylene succinate)

open access: yesPolymer Testing, 2021
A linear diamides derivative-containing organic compound (TMC306) as a nucleator was incorporated into biodegradable poly (ethylene succinate) (PES) to investigate effect of TMC306 on crystallization behavior and aggregated structure of PES.
Ziyu Wei   +7 more
doaj   +1 more source

Limit equilibrium analysis of translational failure of landfills under different leachate buildup conditions

open access: yesWater Science and Engineering, 2008
Excessive leachate levels in landfills can be a major triggering mechanism for translational failure. The scope of this paper is to present the development of the calculation methods for limit equilibrium analysis of translational failure of landfills ...
Qian Xuede
doaj   +1 more source

Investigation of the occurrence characteristics of organic components in high-sulfur waste residues (HSWR)

open access: yesFrontiers in Environmental Science, 2022
High-sulfur waste residues (HSWR) is a typical byproduct produced in the printing and dyeing industry that has hazardous properties, such as flammability and reactivity, etc. It is of great significance for the directional and harmless treatment of waste
Zhongbing Wang   +16 more
doaj   +1 more source

Simulating CH4 emissions from MSW landfills in China from 2003 to 2042 using IPCC and LandGEM models

open access: yesHeliyon, 2023
Anaerobic landfills have long been the primary means of municipal solid waste (MSW) disposal in China. Landfills are the third largest emission source of methane (CH4), which is the second most abundant greenhouse gas in the atmosphere and has a high ...
Dongxu Wang   +7 more
doaj   +1 more source

Study of Environmental Impacts Before and After Using the Organic-Chemical Fertilizer in Rice Paddy Fields

open access: yesWalailak Journal of Science and Technology, 2011
The environmental impact of an organic-chemical fertilizer developed by the Institute of National Science and Technology has been studied at Bansrangsabaeng Posai Ubonratchathani.
Wipawee KHAMWICHIT   +2 more
doaj   +1 more source

Critical interfaces in geosynthetic multilayer liner system of a landfill

open access: yesWater Science and Engineering, 2008
This study is to identify the critical interface in a geosynthetic multilayer liner system by examining the effects of the interface shear strength of liner components, leachate level, leachate buildup cases, and peak and residual interface strengths ...
Qian Xuede
doaj   +1 more source

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