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The article is concerned with the experimental study of the crown fire effect on atmospheric transport processes: the formation of induced turbulence in the vicinity of the fire source and the transport of aerosol combustion products in the atmosphere surface layer at low…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Models
Region(s): International
Keywords: crown fire, aerosols, mass transfer, atmosphere, wildfires, boreal forest, atmospheric processes

Background: Wildfire smoke may dampen fire severity through effects on weather and the persistence of atmospheric inversions, but empirical work on the link between smoke and fire severity is scarce. Aims: To assess the influence of daily smoke characteristics on wildfire…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): California, Northwest
Keywords: Klamath Mountains, fire severity, inversion, MODIS - Moderate Resolution Imaging Spectroradiometer, reburn, terrain, wildfires

This webinar is part of the ABoVE Northwest Territories-focus webinar series.
Person: Billmire, Vander Bilt
Year: 2022
Type: Media
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Models, Weather
Region(s): Alaska, International
Keywords: NWT - Northwest Territories, ABoVE - NASA Arctic-Boreal Vulnerability Experiment, carbon storage, boreal peatlands, extreme drought, wildfire, FWI - Canadian Forest Fire Weather Index System, CanFIRE

To collect partner and employee input on the Wildfire Crisis Strategy 10-year Implementation Plan, the Forest Service and National Forest Foundation hosted a series of roundtable discussions in the winter and spring of 2022. Individual roundtables were focused on each of the…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Aquatic, Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Mapping, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: climate change, fire-adapted communities, fireshed, forest health, fuel treatment, ignition, land management, National Cohesive Wildland Fire Management Strategy (Cohesive Strategy), resilience, wildfires, Wildfire Crisis Strategy, trusted communicators, shared stewardship, equity, ITEK - Indigenous Traditional Ecological Knowledge

This open access book synthesizes current information on wildland fire smoke in the United States, providing a scientific foundation for addressing the production of smoke from wildland fires. This will be increasingly critical as smoke exposure and degraded air quality are…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Economics, Emissions and Smoke, Fire Behavior, Fuels, Regulations and Legislation, Social Science
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfire, policy, quality of life, natural resource management, environment and people

Soil seed bank is an important driver of vegetation dynamics, particularly in fire-prone Mediterranean ecosystems. In this study, we disentangle the effects of fire-related cues on the dynamics of the soil seed bank in semiarid oak forests of western Iran. Soil samples were…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Restoration and Rehabilitation
Region(s): International
Keywords: seedling density, heat, richness, post-fire recovery, soil seed bank, Iran, seed germination

Peat wildfires can burn over large areas of peatland, releasing ancient carbon and toxic gases into the atmosphere over prolonged periods. These emissions cause haze episodes of pollution and accelerate climate change. Peat wildfires are characterised by smouldering - the…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): International
Keywords: Sumatra, fire spread, haze, peat, slash and burn, smouldering, fire suppression

Polycyclic Aromatic Hydrocarbons (PAHs) are routinely used as proxies for wildfire in geological sediments associated with large igneous province (LIP) driven CO2 increases and mass extinction events. One example is the end-Triassic mass extinction event (ETE) driven by Earth's…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fire History
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: PAH - polycyclic aromatic hydrocarbons, end-Triassic, mass extinction, CAMP - Central Atlantic Magmatic Province, wildfire, soil erosion

Fire location and burning area are essential parameters for estimating fire emissions. However, ground-based fire data (such as fire perimeters from incident reports) are often not available with the timeliness required for real-time forecasting. Fire detection products derived…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models
Region(s): Alaska, California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: wildfires, satellite data, burned area, estimation model, fire detections, hot spots, fire detection

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

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 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

California operates a large forest carbon offsets program that credits carbon stored in forests across the continental United States and parts of coastal Alaska. These credits can be sold to buyers who wish to justify ongoing emissions, including in California’s cap-and-trade…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Economics, Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): California
Keywords: wildfires, carbon offsets, forests, permanence, carbon markets, nature-based solutions

Wildfire severity is a key indicator of both direct ecosystem impacts and indirect emissions impacts that affect air quality, climate, and public health far beyond the spatial footprint of the flames. Comprehensive, accurate inventories of severity and emissions are essential…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Monitoring and Inventory
Region(s): California
Keywords: burn severity, emissions inventory, fire progression maps, GEE - Google Earth Engine, WBSE - Wildfire Burn Severity and Emissions Inventory, dNBR - differenced Normalized Burn Ratio, CBI - composite burn index

Fire activity has significantly changed in Europe over the last decades (1980–2020s), with the emergence of summers attaining unprecedented fire prone weather conditions. Here we report a significant shift in the non-stationary relationship linking fire weather conditions and…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Hazard and Risk, Weather
Region(s): International
Keywords: global warming, climate change, natural hazards, Europe, CO2 - carbon dioxide, fire intensity, FWI - Canadian Forest Fire Weather Index System, SSR - Seasonal Severity Rating index

By producing a first-of-its-kind, decadal-scale wildfire plume rise climatology in the Western U.S. and Canada, we identify trends toward enhanced plume top heights, aerosol loading aloft, and near-surface smoke injection throughout the American West. Positive and significant…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Models
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest, International
Keywords: fire plumes, wildfires, burn severity, air quality, aerosols, atmospheric science, climate change, environmental impacts, western Canada, PM - particulate matter, PM2.5

Wildland fires are one of the most dangerous natural risks, causing significant economic damage and loss of lives worldwide. Every year, millions of hectares are lost, and experts warn that the frequency and severity of wildfires will increase in the coming years due to climate…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Mapping
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire detection, fire spread, damage severity, wildfires, satellite, deep learning, remote sensing

Smoke from wildfires or burning biomass directly affects air quality and weather through modulating cloud microphysics and radiation. A simple wildfire emission coupling of black carbon (BC) and organic carbon (OC) with microphysics was implemented using the Weather Research and…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Models
Region(s): International
Keywords: pyroconvection, pyroconvective clouds, WRF-Fire, wildfire, wildfire modeling, black carbon, organic carbon, atmospheric moisture, fuel moisture

The present study contributes to an increased understanding of pyro-convection phenomena by using a fire-atmosphere coupled simulation, and investigates in detail the large-scale meteorological conditions affecting Portugal during the occurrence of multiple mega-fires events on…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models
Region(s): International
Keywords: pyro-convection, Portugal, pyroCb, pyrocumulonimbus, PyroCu, pyrocumulus, mega-fires, megafires, MesoNH atmosphere model, ForeFire model

Fire has always been an important component of many ecosystems, but anthropogenic global climate change is now altering fire regimes over much of Earth's land surface, spurring a more urgent need to understand the physical, biological, and chemical processes associated with fire…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Hazard and Risk, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire, wildfire, fire science

This StoryMap presents information about the use of prescribed fire on the Humboldt-Toiyabe National Forest, specifically: 1) what is prescribed fire, 2) types of prescribed fire, 3) pile burning, 4) understory burning, 5) broadcast burning, 6) benefits of mitigating risk, 7)…
Person:
Year: 2021
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fuels, Hazard and Risk, Outreach, Prescribed Fire
Region(s): California, Great Basin
Keywords:

Soil seed banks play an important role in plant species persistence in fire-prone systems. Response to fire related germination cues often reflect historical fire regimes and can be important in maintaining ecotones between different forest types. We assessed the effects of heat…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: disturbance, Eucalyptus regnans, karrikinolide, Nothofagus, plant functional traits, Australia, germination

[from the text] California is facing an unprecedented and growing forest and wildfire crisis. Decades of fire exclusion, coupled with the increasing impacts of climate change, have dramatically increased wildfires’ size and intensity throughout the state. The 2021 wildfire…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Safety
Region(s): California
Keywords: pyrodiversity, biodiversity, strategic planning, beneficial fire, cultural burning, managed fire, smoke management