Results 11 to 20 of about 45,009 (315)

Nitrogen Oxide (NOx) emissions as an indicator for sustainability

open access: yesEnvironmental and Sustainability Indicators, 2022
Environmental data and research illustrate that global warming, normally assessed through carbon dioxide (CO2) and greenhouse gas (GHG) emissions, is a critical element in environmental sustainability and that a shift to decarbonized energy sources is ...
Stephanie Shaw, Bill Van Heyst
doaj   +1 more source

Radiative forcing from aircraft NOx emissions: Mechanisms and seasonal dependence [PDF]

open access: yes, 2004
A chemistry-climate model has been applied to study the radiative forcings generated by aircraft NOx emissions through changes in ozone and methane. Four numerical experiments, where an extra pulse of aircraft NOx was emitted into the model atmosphere ...
Stevenson, David S.; id_orcid   +5 more
core   +1 more source

Experimental Study on the Catalytic Reduction of NOX by Fe and Ce During the Coke Combustion Process [PDF]

open access: yesE3S Web of Conferences, 2021
NOX emissions during the combustion of coal would cause serious pollution to the atmosphere. It is particularly important to reduce NOX pollution during the combustion process by replacing loose coal with clean coke.
Wang Qi   +5 more
doaj   +1 more source

Prediction of NOx Emissions [PDF]

open access: yesVolume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, 1981
A procedure has been developed for predicting the formation of NOx in gas turbine combustion systems operating at various conditions and on a variety of fuels, if the NOx produced by that engine is known for any one combination of fuel and operating condition.
openaire   +1 more source

Photochemical emission and fixation of NOX gases in soils [PDF]

open access: yesScience of The Total Environment, 2020
Gaseous nitrogen oxides (NOx), which result from the combustion of fossil fuels, volcanic eruptions, forest fires, and biological reactions in soils, not only affect air quality and the atmospheric concentration of ozone, but also contribute to global warming and acid rain. Soil NOx emissions have been largely ascribed to soil microbiological processes;
Barrón, Vidal   +15 more
openaire   +8 more sources

Top-Down NOX Emissions of European Cities Based on the Downwind Plume of Modelled and Space-Borne Tropospheric NO2 Columns

open access: yesSensors, 2018
Top-down estimates of surface NOX emissions were derived for 23 European cities based on the downwind plume decay of tropospheric nitrogen dioxide (NO2) columns from the LOTOS-EUROS (Long Term Ozone Simulation-European Ozone Simulation) chemistry ...
Willem W. Verstraeten   +7 more
doaj   +1 more source

THE ASSUMPTION EFFECT OF USING BIODIESEL AS AN AIRCRAFT FUEL ON AIR QUALITY IN SOME EGYPTIAN AIRPORTS [PDF]

open access: yesJournal of Environmental Science, 2016
  Total Landing and Takeoff Cycle (LTO) emissions from aircrafts at SSH for year 2013 were estimated as 442.047 t /y for HC, 37660.742 t /y for CO, 69340.331 t /y for NOX, and 9.674 t /y for PM. The predicted total LTO emissions from aircrafts
Hewehy, M. A. I   +2 more
doaj   +1 more source

A spatial and fleet disaggregated approach to calculating the NOX emissions inventory for non-road mobile machinery in London

open access: yesAtmospheric Environment: X, 2021
The latest London atmospheric emissions inventory (2016), which is calculated using fuel consumption and construction employment, estimates that, the construction sector contributes 34% of the total PM10 emissions (the largest source), and 7% of the ...
C.D. Desouza   +4 more
doaj   +1 more source

Assessment of a NOx Measurement Procedure for Periodic Technical Inspection (PTI) of Light-Duty Diesel Vehicles

open access: yesEnergies, 2023
A Periodic Technical Inspection (PTI) of vehicles promotes road safety and environmental protection. Indeed, a PTI is also used to verify the proper functioning of the vehicle’s aftertreatment system (ATS) over its lifetime.
Jacopo Franzetti   +6 more
doaj   +1 more source

Chemical nonlinearities in relating intercontinental ozone pollution to anthropogenic emissions [PDF]

open access: yes, 2009
Model studies typically estimate intercontinental influence on surface ozone by perturbing emissions from a source continent and diagnosing the ozone response in the receptor continent.
Wu, Shiliang   +5 more
core   +1 more source

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