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Particle mass and number of smoke aerosol exposures of firefighters were studied during prescribed fire events. In addition, organic and elemental carbon, functional content and polynuclear aromatic hydrocarbons were determined by spectrometric and...

Person: Nelson, Chalbot, Tsiodra, Mihalopoulos, Kavouras
Year: 2020
Type: Document
Source: FRAMES

The quantification of the UV characteristics of smoke aerosols is valuable to UV Index forecasting, air quality studies, air chemistry studies, and assessments of the impacts on regional and global environmental changes. The wavelength dependence of...

Person: Park, Sokolik, Hall
Year: 2018
Type: Document
Source: FRAMES

Today wildfire is an important disturbance in many continental ecosystems, and it is assumed that with ongoing climate changes the frequencies and impacts of wildfires will increase in many regions. One way to obtain information about the potential...

Person: Xu, Uhl, Zhang, Zhao, Qin, Liang, Sun
Year: 2020
Type: Document
Source: FRAMES

Data on emission of atmospheric pollutants at local scale is essential for accurately modelling forest fire emission at regional scale. In this study, we quantified emission factor (EF) of gaseous pollutants (CO, CO2, NOx, hydrocarbons, organic carbon...

Person: Guo, Ma, Tigabu, Guo, Zheng, Guo
Year: 2020
Type: Document
Source: FRAMES

A one-year campaign of joint sampling of aerosols and precipitation, carried out in León, Spain, allowed to study the impact of two special events that affected the air quality in the north of the country, on rainfall in the city: a period with...

Person: Oduber, Calvo, Castro, Blanco-Alegre, Alves, Barata, Nunes, Lucarelli, Nava, Calzolai, Cerqueira, Martín-Villacorta, Esteves, Fraile
Year: 2020
Type: Document
Source: FRAMES

Exposure to air pollution can irritate the lungs, cause inflammation, and alter immune function, making it more difficult to fight respiratory infections such as COVID-19. Wildfire smoke is a complex mixture of different air pollutants that causes...

Person: Henderson, Carlsten
Year: 2020
Type: Media
Source: FRAMES

In recent decades, as wildland fire occurrence has increased in the United States, concern about the emissions produced by wildland fires has increased as well. This growing concern is evidenced by an increase in scientific articles investigating...

Person: Starns, Tolleson, Agnew, Schnitzler, Weir
Year: 2020
Type: Document
Source: FRAMES

An objective method, employing HYSPLIT back-trajectories and Moderate Resolution Imaging Spectroradiometer (MODIS) fire observations, is developed to estimate ozone enhancement in air transported from regions of active forest fires at 18 ozone sounding...

Person: Moeini, Tarasick, McElroy, Liu, Osman, Thompson, Parrington, Palmer, Johnson, Oltmans, Merrill
Year: 2020
Type: Document
Source: FRAMES

Western wildfires have a major impact on air quality in the US. In the fall of 2016, 107 test fires were burned in the large-scale combustion facility at the US Forest Service Missoula Fire Sciences Laboratory as part of the Fire Influence on Regional...

Person: Selimovic, Yokelson, Warneke, Roberts, de Gouw, Reardon, Griffith
Year: 2018
Type: Document
Source: FRAMES

Broadband high-speed absorption spectroscopy using swept-wavelength external cavity quantum cascade lasers (ECQCLs) is applied to measure multiple pyrolysis and combustion gases in biomass burning experiments. Two broadly-tunable swept-ECQCL systems...

Person: Phillips, Myers, Johnson, Weise
Year: 2020
Type: Document
Source: FRAMES