Savanna fires contribute significantly to global aerosol loading and hence to the Earth's radiative budget. Modeling of the climatic impact of these aerosols is made difficult due to a lack of knowledge of their size distribution. Australia is the...
Emission Factors
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Wildfire events are increasing globally which may be partly associated with climate change, resulting in significant adverse impacts on local, regional air quality and global climate. In September 2020, a small wildfire (burned area: 36.3 ha) event...
As part of the Tropical Forest and Fire Emissions Experiment (TROFFEE), tropical forest fuels were burned in a large, biomass-fire simulation facility and the smoke was characterized with open-path Fourier transform infrared spectroscopy (FTIR), proton...
The burning of tropical rainforests in the Southeast Asia emits considerable particulate matter (PM), which has significant effects on air quality and human health. Lacking of reliable local EFPM for rainforest burning in the Southeast Asia is one of...
This paper reports relationships between emission factor (EFp) and fire intensity for burns in the palmetto-gallberry fuel type where fireline intensities ranged up to 1,750 kw m^-1 . A model that is presented has application in determining the optimal...
Biomass burning is a major source of emissions to the atmosphere. Some of these emissions may change global climate. This paper uses combustion efficiency as an independent variable for predicting emission factors for, among others, carbon monoxide,...
Aerosol optical properties of biomass burning emissions are critical parameters determining how these emissions impact the Earth's climate. Despite their importance, field measurements of aerosol optical properties from fires remain scarce. Aerosol...
The rate of deforestation in Brazil increased by 29% between 2015 and 2016, resulting in an increase of greenhouse gas emissions (GHG) of 9%. Deforestation fires in the Amazonia are the main source of GHG in Brazil. In this work, amounts of CO2, CO,...
Roger Ottmar has a long and distinguished career studying forest fuel consumption and emissions. He presented this talk at the RX410 Smoke Management Techniques class March 25-29, 2013, Fairbanks, Alaska. This 30 minute module (RX410 Unit 8B) covers...
Several million hectares of the United States are covered by organic soils. During droughts, these soils can ignite and support slow combustion which often persists for weeks causing serious air pollution problems in nearby populated areas. Small...