Skip to main content

Displaying 1 - 14 of 14

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

Smoke from wildfires is a well-recognized public health and safety issue. While there have been extensive efforts to help communities be “smoke ready”, most people would still prefer not to live with weeks of unhealthy air quality during the summer and fall. This webinar will…
Person: Graw
Year: 2023
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models, Prescribed Fire, Safety, Weather
Region(s): California, Northwest
Keywords: air pathways, air quality, wildfires, fuel treatments, PM - particulate matter, PM2.5, fuel bed, vegetative strata, AQI - Air Quality Index

The vast Angara region, with an area of 13.8 million ha, is located in the southern taiga of central Siberia, Russia. This is one of the most disturbed regions by both fire and logging in northern Asia. We have developed surface and ground fuel-load maps by integrating satellite…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Hazard and Risk, Mapping
Region(s): International
Keywords: boreal forests, Siberia, Angara region, clearcuts, surface fuels, ground fuels, fuel load

People have set fire to the savannas of West Africa for millennia, creating a pyrogeography. Fires render the landscape useful for many productive activities, but there is also a long history of efforts to regulate indigenous burning practices. Today, savanna fires are under…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): International
Keywords: savanna fires, CH4 - methane, emission factors, combustion efficiency, Africa

Background: An extreme drought from 2012-2016 and concurrent bark beetle outbreaks in California, USA resulted in widespread tree mortality. We followed changes in tree mortality, stand structure, and surface and canopy fuels over four years after the peak of mortality in Sierra…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels
Region(s): California
Keywords: Dendroctonus spp., Pinus spp., Ips spp., Scolytus spp., Calocedrus spp., Abies spp., wildfires, epidemic, fuel hazard, tree mortality, drought

Pyrocumulonimbus (PyroCb) clouds have a complex origin dependent on fire dynamics and meteorological conditions. When a pyrocumulonimbus cloud develops and is maintained over a period of time, it can inject significant aerosol into the troposphere and lower stratosphere,…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models
Region(s): International
Keywords: pyrocumulonimbus clouds, FIRETEC, HIGRAD, British Columbia, Canada, wildfires, 2017 fire season, aerosol, fuel types

The SCIENCEx webinar series brings together scientists and land management experts from across U.S. Forest Service research stations and beyond to explore the latest science and best practices for addressing large natural resource challenges across the country. These webinars…
Person:
Year: 2023
Type: Media
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, Restoration and Rehabilitation, Social Science, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords:

The 2nd Alaska Fire Science Consortium (AFSC) Research-to-Operations (R2O) workshop convened May 12-13 at the University of Alaska Murie Building.The 1.5-day workshop was held following NASA ABoVE’s 8th Annual Science Team Meeting as an opportunity for researchers and managers…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Hazard and Risk, Mapping, Models, Monitoring and Inventory
Region(s): Alaska
Keywords: ABoVE - NASA Arctic-Boreal Vulnerability Experiment, soil moisture, vegetation, remote sensing, vegetation management, WFEIS - Wildland Fire Emissions Information System, combustion

[from the text] For millennia, Indigenous communities managed forests in the American West with fire to produce a range of environmental and cultural benefits. This long history of cultural burning combined with frequent lightning produced fire-adapted forests, woodlands, and…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Administration, Emissions and Smoke, Fire Ecology, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Social Science
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: forest resilience, community protection, environmental conservation, risk reduction, private lands, public benefits, liability, forest health, permitting, air quality

Background: In wildland-urban interface (WUI) fires, particulates from the combustion of both natural vegetative fuels and engineered cellulosic fuels may have deleterious effects on the environment. Aims: The research was conducted to investigate the morphology of the…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: combustion, human health, OSB - oriented strand board, Scanning Electron Microscopy, particulates, smoldering, thermophoretic sampling, particle size

Between 2010 and 2020, an average of 36,037 hectares of grassland burned in wildfires in California each year, emitting greenhouse gasses (GHGs) and particulate matter (PM). These emissions impact climate and human health. Cattle grazing removes herbaceous fuel through the…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models
Region(s): California
Keywords: livestock, herbaceous fuel, Monte Carlo, climate change, greenhouse gas, PM - particulate matter, grasslands

[Executive Summary] State, federal, tribal, and local government and non-profit partners in Washington have identified that prescribed fire – fire set by trained practitioners, under specific fuel, weather, and topographic conditions to simulate natural processes – is a…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Hazard and Risk, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Northwest
Keywords: implementation, barriers assessment, strategic action plan, training, landscape-level planning, burn operations, public engagement, Washington Prescribed Fire Council

[Executive Summary] The Wildland Fire Leadership Council (WFLC) presents this Addendum Update, to spotlight wildland fire critical emphasis areas and challenges that were not identified or addressed in depth in the 2014 National Cohesive Wildland Fire Management Strategy (…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Administration, Aquatic, Aviation, Climate, Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Logistics, Mapping, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Safety, Social Science, Unknown, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfire, wildland fire, National Cohesive Wildland Fire Management Strategy (Cohesive Strategy)

[from the text] In the Southwest United States, many ponderosa pine forests no longer resemble the pre-European settlement forests that were adapted to frequent, low-severity wildfires. The cumulative effects of fire suppression, livestock grazing, high-grading, and insect…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Economics, Emissions and Smoke, Fire Ecology, Fuels, Hazard and Risk, Planning, Restoration and Rehabilitation
Region(s): Southwest
Keywords: biomass, ponderosa pine, thinning, pile burning, fire risk reduction