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Displaying 126 - 150 of 603

Estimating ground-level PM10 concentration in northwestern China using geographically weighted regression based on satellite AOD combined with CALIPSO and MODIS fire count

Satellite measurements have been widely used to estimate particulate matters (PMs) on the ground and their effects on human health. However, such estimation depends critically on an established relation between aerosol optical depth (AOD) and ground level PMs.…
Person:
Year: 2015
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: China, MODIS - Moderate Resolution Imaging Spectroradiometer, PM10, aerosol optical properties, geographically weighted regression, fire count

Integrated active fire retrievals and biomass burning emissions using complementary near-coincident ground, airborne and spaceborne sensor data

Ground, airborne and spaceborne data were collected for a 450 ha prescribed fire implemented on 18 October 2011 at the Henry W. Coe State Park in California. The integration of various data elements allowed near-coincident active fire retrievals to be estimated. The Autonomous…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Aviation, Emissions and Smoke, Mapping, Monitoring and Inventory
Region(s): California
Keywords: remote sensing, GOES - Geostationary Operational Environmental Satellite, MODIS - Moderate Resolution Imaging Spectroradiometer, biomass burning, FRP - Fire Radiative Power, airborne scanner

Monitoring the impacts of wildfires on forest ecosystems and public health in the exo-urban environment using high-resolution satellite aerosol products from the Visible Infrared Imaging Radiometer Suite (VIIRS)

Increasing development of exo-urban environments and the spread of urbanization into forested areas is making humans and forest ecosystems more susceptible to the risks associated with wildfires. Larger and more damaging wildfires are having a negative impact on forest ecosystem…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, atmosphere, remote sensing, urbanization, wildfires, public health, VIIRS - Visible Infrared Imaging Radiometer Suite

Validation of BlueSky Smoke Prediction System using surface and satellite observations during major wildland fire events in northern California

The BlueSky Smoke Prediction System developed by the U.S. Department of Agriculture, Forest Service, AirFire Team under the National Fire Plan is a modeling framework that integrates tools, knowledge of fuels, moisture, combustion, emissions, plume dynamics, and weather to…
Person:
Year: 2007
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Northwest
Keywords: fire management, smoke concentration, BlueSky Modeling Framework, plume trajectories

Investigating the impacts of satellite fire observation accuracy on the top-down nitrogen oxides emission estimation in northeastern Asia

NOx fire emissions greatly affect atmosphere and human society. The top-down NOx fire emission estimation is highly influenced by satellite fire observation performance (e.g., fire detection) by affecting the derivation of emission coefficient (EC) and fire…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): International
Keywords: FRP - Fire Radiative Power, fire observation performance, nitrogen oxides, MODIS - Moderate Resolution Imaging Spectroradiometer, VIIRS - Visible Infrared Imaging Radiometer Suite, China, Siberia, Mongolia

Impact of wildfires on some greenhouse gases over continental USA: a study based on satellite data

Wildfire episodes are becoming more rampant with global warming and climate change. Every year it causes lot of damage in terms of burnt acres and also impacts the air quality and climate through emission of various trace greenhouse gases. As emissions from large fires increase…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: trace gases, ozone, CH4 - methane, CO - carbon monoxide, water vapor, global warming, climate change, air quality

New GOES imager algorithms for cloud and active fire detection and fire radiative power assessment across north, south and central America

Vegetation fires are a key global terrestrial disturbance factor and a major source of atmospheric trace gases and aerosols. Therefore, many earth-system science and operational monitoring applications require access to repetitive, frequent and well-characterized information on…
Person:
Year: 2010
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, remote sensing, cloud, GOES - Geostationary Operational Environmental Satellite, South America, FRP - Fire Radiative Power

Satellite-based daily PM2.5 estimates during fire seasons in Colorado

The western United States has experienced increasing wildfire activities, which have negative effects on human health. Epidemiological studies on fine particulate matter (PM2.5) from wildfires are limited by the lack of accurate high‐resolution PM2.5 exposure data over fire days…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): Rocky Mountain
Keywords: PM2.5, PM - particulate matter, Colorado, AOD - aerosol optical depth, Bayesian, CMAQ - Community Multiscale Air Quality Modeling System, MAIAC - Multi‐angle Implementation of Atmospheric Correction

Ensemble PM2.5 forecasting during the 2018 Camp Fire event using the HYSPLIT transport and dispersion model

Biomass burning releases a vast amount of aerosols into the atmosphere, often leading to severe air quality and health problems. Prediction of the air quality effects from biomass burning emissions is challenging due to uncertainties in fire emission, plume rise calculation, and…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Monitoring and Inventory
Region(s): California
Keywords: air quality, biomass burning, satellite, remote sensing, Camp Fire, ensemble forecasts, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, PM - particulate matter, PM2.5

Savanna burning, greenhouse gas emissions and indigenous livelihoods: introducing the Tiwi Carbon Study

Savanna burning for greenhouse gas abatement presents an opportunity for remote Aboriginal communities of northern Australia to engage with the mainstream economy while fulfilling cultural obligations for land stewardship. The recently established Tiwi Carbon Study aims to…
Person:
Year: 2012
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire History, Prescribed Fire
Region(s): International
Keywords: greenhouse gas, aboriginal burning practices, Australia, fire management, AVHRR - Advanced Very High Resolution Radiometer, savannas, satellite imagery, C - carbon, fire frequency, fire intensity

Methane emissions from 2000 to 2011 wildfires in northeast Eurasia estimated with MODIS burned area data

Estimates of methane wildfire emissions from Northeast Eurasia for years 2000-2011 are reported on the basis of satellite burned area data from the Moderate Resolution Imaging Spectroradiometer (MODIS MCD45 data product) and ecosystem-dependent fire emission…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Intelligence
Region(s): International
Keywords: biomass burning, wildfires, air quality, CH4 - methane, remote sensing, Asia, Europe, fire management, smoke management, boreal forests, wetlands, methane emissions, biomass burning, satellite observations, boreal forest

Potential underestimation of satellite fire radiative power retrievals over gas flares and wildland fires

Fire Radiative Power (FRP) is related to fire combustion rates and is used to quantify the atmospheric emissions of greenhouse gases and aerosols. FRP over gas flares and wildfires can be retrieved remotely using satellites that observe in shortwave infrared (…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: MODIS - Moderate Resolution Imaging Spectroradiometer, VIIRS - Visible Infrared Imaging Radiometer Suite, Landsat, FRP - Fire Radiative Power, gas flare, Saudi Arabia

Automated Forecasting of Smoke Dispersion and Air Quality Using NASA Terra and Aqua Satellite Data

Wildland fires are a major contributor of particulate matter and other pollutants to the atmosphere. The new EPA Clean Air Act and the Regional Haze Rule require quantifying accurately the emissions of PM2.5 and other pollutants from fires and their impacts on regional haze and…
Person:
Year: 2007
Type: Project
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, FARSITE - Fire Area Simulator, HYSPLIT-CheM forecast model, forecasting, PM - particulate matter, smoke dispersion

The role of fire on earth: a review of the state of knowledge and a systems framework for satellite and ground-based observations

Fire links the biosphere and the atmosphere. The linkage is, as yet, poorly quantified. Evidence suggests that a few percent of total C fixed by photosynthesis is oxidized by burning. Biomass burning seems to be globally significant in terms of associated: • Releases of trace…
Person:
Year: 1988
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air quality, Asia, bibliographies, biogeochemical cycles, biogeography, Brazil, C - carbon, char, charcoal, chemistry, community ecology, decay, distribution, ecosystem dynamics, evolution, fire frequency, fire intensity, fire regimes, fire size, forest types, fossils, fuel types, gases, geography, habitat types, heat, heat effects, human caused fires, landscape ecology, Mexico, microclimate, minerals, paleoecology, paleontology, post fire recovery, prehistoric fires, remote sensing, reproduction, sedimentation, smoke effects, South America, species diversity (animals), species diversity (plants), statistical analysis, telemetry, tropical forests, water, wildfires

Management and climate contributions to satellite-derived active fire trends in the contiguous United States

Fires in croplands, plantations, and rangelands contribute significantly to fire emissions in the United States, yet are often overshadowed by wildland fires in efforts to develop inventories or estimate responses to climate change. Here we quantified decadal trends, interannual…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire Occurrence, Intelligence, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: cropland fires, fire regimes, wildfires, air quality, climate change, plantations, remote sensing, fire management, range management, croplands, rangelands, agriculture, air quality, carbon cycle, wildfire, aerosols

Large enhancements in southern hemisphere satellite-observed trace gases due to the 2019/2020 Australian wildfires

The 2019/2020 Australian wildfires emitted large quantities of atmospheric pollutant gases and aerosols. Using state-of-the-art near-real-time satellite measurements of tropospheric composition, we present an analysis of several emitted trace gases and their…
Person:
Year: 2021
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Monitoring and Inventory
Region(s): International
Keywords: Australia, wildfires, 2019/2020 Australian wildfires, air pollutants, gases, aerosols, CO - carbon monoxide, Southern Hemisphere, fire plumes, methanol

Satellites may underestimate rice residue and associated burning emissions in Vietnam

In this study, we estimate rice residue, associated burning emissions, and compare results with existing emissions inventories employing a bottom-up approach. We first estimated field-level post-harvest rice residues, including separate fuel-loading factors for rice straw and…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): International
Keywords: Vietnam, cropland fires, crop residues, GFED - Global Fire Emissions Database, PM2.5, PM - particulate matter

Prescribed burns as a tool to mitigate future wildfire smoke exposure: lessons for states and rural environmental justice communities

Smoke from wildfires presents one of the greatest threats to air quality, public health, and ecosystems in the United States, especially in the West. Here we quantify the efficacy of prescribed burning as an intervention for mitigating smoke exposure downwind of wildfires across…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Hazard and Risk, Outreach, Prescribed Fire, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: fine particulate matter, PM2.5, mitigating wildfire impacts, environmental justice, smoke exposure, public health, atmospheric chemistry transport modeling, satellite observations, prescribed burning effectiveness, air quality

Satellite monitoring of the biomass-burning aerosols during the wildfires of August 2007 in Greece: climate implications

Biomass burning and associated emissions of aerosols into the atmosphere play a vital role in atmospheric composition and climate change. During summer of 2007, Greece faced the worst natural disaster recorded in recent decades in terms of human losses, number of fire outbreaks…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire History, Models
Region(s): International
Keywords: biomass burning, wildfires, aerosols, air quality, radiation, remote sensing, Greece, Europe, fire management, Mediterranean habitats, forest fires, remote sensing, radiative forcing, Peloponnese, Greece

Bio-cultural fire regions of Guinea-Bissau: analysis combining social research and satellite remote sensing

Ever since colonial times, the rural inhabitants of Guinea-Bissau have been blamed for lighting uncontrolled fires all over the country. Based on in-depth ethnographic research in two regions, a country-level rapid rural appraisal, and analysis of satellite…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Prescribed Fire, Social Science
Region(s): International
Keywords: Guinea-Bissau, governance, fire, land use change, remote sensing, fire regions, biocultural, political ecology

Impact of fire emissions on U.S. air quality from 1997 to 2016-a modeling study in the satellite era

A regional modeling system that integrates the state-of-the-art emissions processing (SMOKE), climate (CWRF), and air quality (CMAQ) models has been combined with satellite measurements of fire activities to assess the impact of fire emissions on the contiguous…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International
Keywords: air quality, remote sensing, Canada, Mexico, WRF-SMOKE-CMAQ model, PM2.5, PM - particulate matter, O3 - ozone

Inventory of boreal fire emissions for North America in 2004: importance of peat burning and pyroconvective injection

The summer of 2004 was one of the largest fire seasons on record for Alaska and western Canada. We construct a daily bottom-up fire emission inventory for that season, including consideration of peat burning and high-altitude (buoyant) injection, and evaluate it in a global…
Person:
Year: 2007
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Alaska, International
Keywords: fuel consumption, boreal fire, CO - carbon monoxide, western Canada, fire plumes, GEOS-Chem CTM, global chemical transport model, high-altitude injection, ICARTT aircraft observations, MODIS fire hot spots, MOPITT satellite observations, peat burning, upper troposphere

Assessing variability and long-term trends in burned area by merging multiple satellite fire products

Long term, high quality estimates of burned area are needed for improving both prognostic and diagnostic fire emissions models and for assessing feedbacks between fire and the climate system. We developed global, monthly burned area estimates aggregated to 0.5º spatial…
Person:
Year: 2010
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire History, Intelligence, Mapping, Monitoring and Inventory, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, fire management, fire scar analysis, fire size, gases, remote sensing, statistical analysis, trees

Examining injection properties of boreal forest fires using surface and satellite measurements of CO transport

Boreal forest fires are highly variable in space and time and also have variable vertical injection properties. We compared a University of Maryland Chemistry and Transport Model (UMD-CTM) simulation of boreal forest fire CO in the summer of 2000 to surface observations from the…
Person:
Year: 2007
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Alaska
Keywords: boreal forest fire, international, CO emissions, CO transport, injection height, mid troposphere, MOPITT - Measurement of Pollution in the Troposphere instrument, UMD-CTM - University of Maryland Chemistry and Transport Model, upper troposphere

Forest fires in southwestern Brazilian Amazonia: estimates of area and potential carbon emissions

Areas affected by forest fires that occurred in 2005 were mapped in the municipalities of Boca do Acre and Lábrea (in the southern part of Brazil's state of Amazonas) and estimates were made of the loss of biomass and carbon stock and the committed emissions from increased tree…
Person:
Year: 2013
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Mapping
Region(s): International
Keywords: carbon emissions, global warming, greenhouse gases, satellite imagery, Amazon, Brazil, fire injuries (plants), fire scar analysis, fire size, wildfires, air quality, biomass, C - carbon, mortality, remote sensing, fire management, forest management, tropical forest