Results 1 to 10 of about 48,012 (120)

Characteristics of carbon source greenhouse gas flux in the water–air formation in the middle and upper reaches of the Three Gorges Reservoir

Water Policy, 2022
This study selected five points in the middle and upper mainstream of the Three Gorges Reservoir area. Starting from May 2016, the greenhouse gases CO2 and CH4 from the water–air formation at the sampling points have been monitored month by month for 10 ...
Yu Qin, Zongtai Yu, Yujia Gou, Zhengmian Liu   +3 more
doaj   +1 more source

Emissions of CH4 and CO2 from Wastewater of Palm Oil Mills: A Real Contribution to Increase the Greenhouse Gas and Its Potential as Renewable Energy Sources

Environment and Natural Resources Journal, 2022
Palm oil mill effluent (POME) treatment in Indonesia is still predominant using an open pond system. This system has the weakness of the unknown and uncontrollable value of greenhouse gas (GHG) emissions into the atmosphere.
Ledis Heru Saryono Putro
doaj   +1 more source

In-vitro evaluation of the fermentation characters of maize stover and rice straw with different level from bacillus coagulans [PDF]

Kafkas Universitesi Veteriner Fakültesi Dergisi, 2018
The study was carried out to investigate the impact of Bacillus Coagulans supplementation with different concenteration (0, 0.25×107, 0.50×107, and 0.75×107 cfu/mL) on in vitro parameters as methane (CH4) parameters, nutrients digestibility and the ...
Liang CHEN, Hongdong JIE, Ao REN, Chuanshe ZHOU, Zhiliang TAN, Bin LI, Mohamed E. ABD EL-HACK, Mervat ABDEL-LATIF, Dalia H. SAMAK   +8 more
doaj   +1 more source

Study on Adsorption Characteristics of CH4 in Deep Coal Reservoir Based on Ono-Kondo Lattice Model

Meikuang Anquan, 2020
To more accurately study the adsorption characteristics of coalbed methane in deep coal reservoirs, and to understand the effects of different factors such as temperature, pressure and water on adsorption of CH4 in coal seams, we accurately described the
LI Pengfei, YAO Huifang, MENG Yanjun, LI Wei
doaj   +1 more source

Methane and Nitrous Oxide Emissions from Lowland Rice as Affected by Farmers’ Adopted Fertilizer Applications under Two Crop Establishment Methods in Myanmar

Environment and Natural Resources Journal, 2022
Identifying the optimal rice establishment option combined with specific fertilizer application can lower the global warming potential (GWP) and greenhouse gases intensity (GHGI) of rice production.
Myo Thet Tin, Amnat Chidthaisong, Nathsuda Pumijumnong, Noppol Arunrat, Monthira Yuttitham   +4 more
doaj   +1 more source

Production of Hydrogen Molecule from Methane Molecule Amplified with Excitation of Anti-Symmetric Modes of Vibration

Sakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2023
Some factors, such as pressure and temperature, affect the rate of chemical reactions. In addition, the activation energy barrier must be overcome for the reaction to be initiated.
Sinan Erdoğan
doaj   +1 more source

Sheep Methane Emission on Semiarid Native Pasture—Potential Impacts of Either Zinc Sulfate or Propylene Glycol as Mitigation Strategies

Animals, 2020
The aim of this study was to evaluate the effects of Zinc sulfate and propylene glycol (PG) on methane (CH4) emission, nutrient intake, digestibility, and production in sheep grazing on a native Caatinga (Brazilian semi-arid savannah) pasture during the ...
Hélio Costa, Eloisa Saliba, Marco Bomfim, Ângela Maria Lana, Ana Luiza Borges, Aline Landim, Carlos Mota, Rafael Tonucci, Antonio P. Faciola   +8 more
doaj   +1 more source

Mobile Robots for In-Process Monitoring of Aircraft Systems Assemblies

Sensors, 2022
Currently, systems installed on large-scale aerospace structures are manually equipped by trained operators. To improve current methods, an automated system that ensures quality control and process adherence could be used.
Marc Auledas-Noguera, Amer Liaqat, Ashutosh Tiwari   +2 more
doaj   +1 more source

Fabricating a Polysulfone-ZIF-8 Composite Membrane for Separating CO2 and CH4 [PDF]

Iranian Journal of Chemical Engineering
In this research, a mixed matrix membrane based on polysulfone and zinc nitrate-methylimidazole fillers was synthesized to improve the ability of the polymer membrane for the separation of CO2 and CH4.
Pouneh Ramezani, Omid Alizadeh, Masoud Mokhtary   +2 more
doaj   +1 more source

Application of concentration and 2-dimensional stable isotope measurements of methane to constrain sources and sinks in a seasonally stratified freshwater lake

Frontiers in Environmental Science, 2022
Methane (CH4) emissions from aquatic systems have recently been comprised to account for up to 50% of global CH4 emissions, with lakes representing one of the largest CH4 sources within this pool.
Teresa Einzmann, Teresa Einzmann, Moritz Schroll, Jan F. Kleint, Jan F. Kleint, Markus Greule, Frank Keppler, Frank Keppler   +7 more
doaj   +1 more source