Type
Topic
Region
Year
Displaying 76 - 100 of 4976
Wildfires in America are becoming larger, more frequent, and more destructive, driven by climate change and existing land management practices. Many of these fires occur at the wildland-urban interface (WUI), areas where development and wildland areas overlap and which are…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Planning, Safety, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords:
Australia experienced record-breaking wildfires during 2019-2020, which emitted large amounts of carbonaceous aerosols (CAs) to the atmosphere. In this study, we explored the atmospheric dynamics and thermodynamic mechanism of the long-range transport of CAs during November 2019…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: Australia, carbonaceous aerosol, aerosol transport
Wildfires have been pointed out as an important source of diffuse contamination to aquatic ecosystems, namely through the input of toxic compounds such as polycyclic aromatic hydrocarbons and metals. However, amphibians' responses to this disturbance have been largely ignored.…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Aquatic, Emissions and Smoke, Fire Effects
Region(s): International
Keywords: amphibians, Iberian green frog, post-fire contamination, metals, ecotoxicity, PAH - polycyclic aromatic hydrocarbons, tadpoles, Pelophylax perezi, Portugal
Disturbance trends over recent decades indicate that climate change is resulting in increased fire severity and extent in Australia's temperate Eucalyptus forests. As disturbance cycles become shorter and more severe, empirical measurements are required to identify potential…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: fire severity, carbon loss, aboveground biomass, CWD - coarse woody debris, dead trees, PyC - pyrogenic carbon, Eucalyptus spp., Australia, tree mortality
A new theory suggests that flammable gases generated by heated vegetation, in particular the volatile organic compounds (VOC) common to Mediterranean plants, may, under certain topographic and wind conditions, accumulate in locations where, after the arrival of the ignition…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): International
Keywords: extreme wildfires, VOC - volatile organic compounds, eucalyptus, pine, Portugal
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 occurred in Souesmes (Loir-et-…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): International
Keywords: wildfire, air quality, emission factor, EI - Emission Inventory, VOLTAIRE supersite, France, greenhouse gas
Smoke aerosol emissions from Indonesian fires frequently cause adverse environmental consequences across southeast Asia. Satellite observations provide us with a great opportunity to monitor such emissions at large scales. However, existing satellite-based estimates of…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): International
Keywords: FRP - Fire Radiative Power, smoke aerosols, AHI - Advanced Himawari Imaginer, VIIRS - Visible Infrared Imaging Radiometer Suite, peatlands, Indonesia, land-use changes, FRE - Fire Radiative Energy
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 radiative power (FRP…
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
Wildfires are the main disturbance affecting forest ecosystems worldwide and arguably the most important in Mediterranean-type ecosystems (Bowman et al., 2009; San-Miguel-Ayanz et al., 2012). In recent years, many Mediterranean regions of the world - including western U.S.…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fuels, Hazard and Risk, Planning
Region(s): International
Keywords: climate change, FFMC - CFFDRS Fine Fuel Moisture Code, DC - CFFDRS Drought Code, Spain, black pine, Pinus nigra, carbon emissions, forest management
The radiative forcing (RF) of volcanic sulfate is well quantified. However, the RF of pyrocumulonimbus (pyroCb) smoke with absorbing carbonaceous aerosols has not been considered in climate assessment reports. With the Community Earth System Model (CESM), we studied two record-…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: pyroCb, effective radiative forcing, wildfire, stratosphere, fast adjustments, Community Earth System Model
The impact of smoke from wildland fires on human health is currently a serious concern due to the high levels of emitted gases and particulate matter that affect populations and firefighters. In recent decades, scientific developments regarding smoke dispersion and its impacts…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: smoke dispersion, forecasting system, human health, air quality, EFFIS - European Forest Fire Information System
Forest fires can threaten amphibians because ash-associated contaminants transported by post-fire runoff impact both terrestrial and aquatic ecosystems. Still, the effects of these contaminants on the skin microbiome of amphibians have been overlooked. Thus, the main objective…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: amphibians, antimicrobial activity, immune system, metals, PAH - polycyclic aromatic hydrocarbons, wildfires, Iberian frog, Rana iberica, fire severity, eucalypt, Eucalyptus globulus
Living near or migrating to areas at high risk for wildfires may result in health consequences and increased disparities for pregnant people and their children.
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Safety
Region(s): California
Keywords: air pollution, birth outcomes, climate change, wildfires, housing, policy, pregnancy
Climate change impacts and rapid development in the wildland-urban interface are increasing population exposure and vulnerability to the harmful effects of wildfire and wildfire smoke. The direct and indirect effects of these hazards may impact future mobility decisions among…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): California
Keywords: climate migration, risk perception, personal experience, wildfire, threat appraisal, migration intentions, mitigation
In many parts of the developing world, farmers widely use deliberate fires to burn vegetation and clear land to plant crops. These agricultural fires, however, are known to be associated with health costs due to increased air pollution. We contribute to underpinning the…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): International
Keywords: India, air pollution, agricultural fires, cardiovascular health, hypertension
Fire and smoke object detection is of great significance due to the extreme destructive power of fire disasters. Most of the existing methods, whether traditional computer vision-based models with sensors or deep learning-based models have circumscribed application scenes with…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence, Models, Monitoring and Inventory
Region(s): International
Keywords: fire detection, smoke detection, dataset, object detection, DFS - Dataset for Fire and Smoke detection, deep learning
Using ground-based observation and satellite remote sensing data from 2006 to 2020 the smoke effect from distant wildfires in Siberia on the electrical state of the surface air layer is studied. The cases are considered where smoke covers the troposphere down to the surface…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: atmospheric electricity, forest fires, wildfires, Siberia, smog, meteorological visibility range, aerosol
Forests, though very critical for life on Earth, are threatened by various factors and the frequently occurring forest fires are one of the significant causes. Forest fires drastically contribute to climate change on both regional and global scales. Forest fires-of both natural…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): International
Keywords: forest fire, black carbon, Himalayan glaciers, radiative perturbation, WRF - Weather Research and Forecasting, India
Fires can alter the hydraulic properties of burned soils through the consumption of organic matter on the ground surface. This study examined the effects of rainfall on the presence of soil pore clogging with varying ash layer thickness using laboratory rainfall simulator…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: rainfall simulator, resin impregnation, laboratory experiments, soil hydraulic conductivity, soil pore clogging, sorptivity, surface crust, ash, soils, soil-hydraulic properties, South Korea
We analyze the effects of the diurnal cycle of fire emissions (DCFE) and plume rise on U.S. air quality using the MUSICAv0 (Multi-Scale Infrastructure for Chemistry and Aerosols Version 0) model during the FIREX-AQ (Fire Influence on Regional to Global Environments and Air…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality, plume rise, diurnal cycle, fire, MUSICA, WE-CAN - Western Wildfire Experiment for Cloud Chemistry, Aerosol Absorption, and Nitrogen, air quality
Nitrous acid (HONO) mixing ratios measured in aged wildfire smoke plumes were higher than expected from known homogeneous chemical reactions. In a representative smoke plume, intercepted hours to days downwind of the source, the missing HONO source was highly correlated to…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: HONO - nitrous acid, NO2 - nitrogen dioxide, photolysis, wildfire
The 2020 wildfire season was devastating, setting negative records in many states and regions around the world, especially in North America. Five of the six largest fires in California’s recorded history burned in 2020. In the Pacific Northwest region of the United States,…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): Northwest
Keywords: renewable energy, resilience, wildfires, PM2.5, PM - particulate matter, AOT - aerosol optical thickness, air quality, Washington, 2020 fire season, photovoltaic energy
Affected by global warming, permafrost degradation releases a large amount of methane gas, and this part of flammable methane may increase the frequency of wildfires. To study the influence mechanism of methane emission on wildfires in degraded permafrost regions, we selected…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Hazard and Risk
Region(s): International
Keywords: China, Heilongjiang province, Xiao Xing’an Mountains, permafrost, methane emissions, static electricity, atmospheric electrodischarge, wildfire, climate change
Black (EBC) and Brown (BrC) Carbon are ubiquitous constituents of atmospheric particulate matter that affect people’s health, disrupt ecosystems, and modulate local and global climate. Tracking the local deposition and sources of these aerosol particles is essential to better…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): Southwest, International
Keywords: black carbon, brown carbon, troposphere, wildfires, PAX - photoacoustic extinctiometer, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, planetary boundary layer, HRRR - High Resolution Rapid Refresh
Deep-learning (DL)-based object detection algorithms can greatly benefit the community at large in fighting fires, advancing climate intelligence, and reducing health complications caused by hazardous smoke particles. Existing DL-based techniques, which are mostly based on…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Monitoring and Inventory
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: wildfire, incipient stage, smoke density, detection, deep learning, computer vision, encoder–decoder Transformer, direct set prediction, attention mechanism, benchmarks, Nemo - Nevada Smoke detection benchmark