Skip to main content

Displaying 201 - 225 of 683

A wildfire is an uncontrolled fire in an area of combustible vegetation that occurs in the countryside or a wilderness area. The United Nation International Strategy for Disaster Reduction estimates that between 3 and 4 million km2 are affected by wildfire annually, with 18,000…
Person:
Year: 2014
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Intelligence, Models, Monitoring and Inventory, Safety
Region(s): International
Keywords: fire frequency, fire size, wildfires, air quality, health factors, remote sensing, France, Greece, Italy, Portugal, Spain, Europe, fire management, forest management, Mediterranean habitats, wildfires, exposure, assessment, wildfire emissions, health effects, inventory, Mediterranean region, air pollutants

Millennia of human land-use have resulted in the widespread occurrence of what have been coined 'domesticated ecosystems'. The anthropogenic imprints on diversity, composition, structure and functioning of such systems are well documented. However, evolutionary consequences of…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: fire frequency, fire regimes, smoke effects, wildfires, germination, Calluna vulgaris, heather, Norway, Europe, ecosystem dynamics, fire management, range management, heathlands, smoke-induced germination, coastal heathland, germination cues, cultural landscape

Post-fire predictions of forest recovery under future climate change and management actions are necessary for forest managers to make decisions about treatments. We applied the Climate-Forest Vegetation Simulator (Climate-FVS), a new version of a widely used forest management…
Person:
Year: 2014
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire Occurrence, Models, Prescribed Fire
Region(s): Southwest
Keywords: fire intensity, post-fire recovery, wildfires, C - carbon, climate change, deforestation, national forests, population density, regeneration, sprouting, Pinus ponderosa, ponderosa pine, Arizona, fire management, forest management, FVS - Forest Vegetation Simulator, simulation, GCMs - general circulation models, post-fire

Management of fire is an important and controversial policy issue. Active fire suppression has led to a backlog of fuels, limited the ecological benefits of fire, and reduced short-term smoke impacts likely delaying these emissions to future generations over a larger spatial…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire History, Fire Occurrence, Planning, Safety
Region(s): California
Keywords: catastrophic fires, fire case histories, fire frequency, fire intensity, fire size, smoke effects, wildfires, air quality, health factors, mortality, particulates, Sierra Nevada, fire management, forest management, smoke management, smoke impacts, wildland fire, policy, public health, AQI - Air Quality Index

Fire frequency for below historic norms is threatening eastern oak ecosystem integrity. Increasingly, private family forest landowners are interested in using prescribed fire as a tool for maintaining oak dominance and associated wildlife habitat and wildfire protection. The…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Prescribed Fire, Hazard and Risk
Region(s): Eastern
Keywords: fire frequency, prescribed fires (escaped), smoke effects, air quality, private lands, Quercus, oak, Illinois, fire management, land management, range management, wildlife habitat management, hardwood forests, rangelands, community forestry, land management, family forest, Quercus

From the text ... 'We carried out a univariate correlation analysis between the number of focus of bushfires and dengue cases in four Brazilian states for the period from 2000 to 2009. These states are responsible for 50% of the total number of focus of bushfires in Brazil in…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Fire Effects, Fire Occurrence, Emissions and Smoke
Region(s): International
Keywords: fire frequency, wildfires, diseases, insects, Brazil, South America, fire management

Biomass burning emits large amounts of aerosol particles globally, influencing human health and climate, but the number and size of the particles is highly variable depending on fuel type, burning and meteorological conditions, and secondary reactions in the atmosphere. Ambient…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): California
Keywords: BBA - biomass burning aerosol, fire size, smoke effects, wildfires, aerosols, air quality, particulates, southern California, fire management, smoke management

Fire emissions associated with tropical land use change and maintenance influence atmospheric composition, air quality, and climate. In this study, we explore the effects of representing fire emissions at daily versus monthly resolution in a global composition-climate model. We…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence, Models
Region(s): International
Keywords: fire intensity, wildfires, aerosols, air quality, particulates, remote sensing, Asia, Africa, Amazon, Brazil, South America, fire management, forest management, tropical forests, tropical regions, atmospheric modeling, air quality

This study quantifies ammonia (NH3) emissions from biomass burning from 2005 to 2015 across the continental US (CONUS) and compares emissions from biomass burning with the US Environmental Protection Agency (EPA) National Emissions Inventory (NEI), the Fire Inventory from the…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: ammonia, wildfires, biomass burning, NEI - National Emissions Inventory, area burned, fire frequency

Coarse woody debris (>0.6 cm in diameter) is an important component of the fuel complex in Australian eucalypt forests, influencing both fire behaviour, smoke production and post-fire ecological processes. We investigated how physical characteristics of woody fuel affected…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Occurrence, Fuels, Prescribed Fire
Region(s): International
Keywords: CWD - coarse woody debris, Australia, fuel consumption, fuel ignition

The Florida Forest Service works to provide a level of fire management that reduces threats to life and property, forests and other related at-risk wildland resources, while promoting natural resource management through the use of prescribed fire.
Person:
Year:
Type: Website
Source: FRAMES, TTRS
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, Weather, Wildland-Urban Interface (WUI)
Region(s): Southern
Keywords: ecosystem dynamics, bibliographies, education, fire hazard reduction, fire management, fire management planning, fire protection, Firewise, Florida, pine, public information, range management, wildfires

Based on the data from the Ozone Monitoring Instrument (OMI; Aura) satellite instrument, an analysis of changes in total formaldehyde (CH2O) column and tropospheric nitrogen dioxide (NO2) column, associated with the extreme summer weather regimes and wildfires in European Russia…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence, Weather
Region(s): International
Keywords: Siberia, Russia, formaldehyde, NO2 - nitrogen dioxide, extreme weather, wildfires

The Southern Annular Mode (SAM) is the main driver of climate variability at mid to high latitudes in the Southern Hemisphere, affecting wildfire activity, which in turn pollutes the air and contributes to human health problems and mortality, and potentially provides strong…
Person:
Year: 2017
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects, Fire History, Fire Occurrence
Region(s): International
Keywords: wildfires, air quality, climate change, South America, fire scars, climate modes, AAO - Antarctic Oscillation, synchrony, warming, Atlantic Ocean influence, fire regimes, northern Patagonia, western Patagonia, past millennium, time series

The goal of this paper is to evaluate the accuracy of the commonly used ozone (O3) instrument (the ultraviolet (UV) photometer) against a Federal Reference Method (Nitric Oxide chemiluminescence) for ozone measurement in wildfire smoke plumes. We carried out simultaneous ozone…
Person:
Year: 2017
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): Northwest
Keywords: wildfires, air quality, Oregon, ozone, UV photometer, NO-chemiluminescence, free troposphere, boundary layer, high sensitivity, trace gases, aircraft

Feedbacks between climate warming, land surface aridity, and wildfire-derived aerosols represent a large source of uncertainty in future climate predictions. Here, long-term observations of aerosol optical depth, surface level aerosol loading, fire-area burned, and hydrologic…
Person:
Year: 2017
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire Occurrence, Models
Region(s): Rocky Mountain
Keywords: wildfires, air quality, climate change, aerosols, aridity, wildfires, aerosol optical depth, trends, Projections, pollution, drought

Introduction: Fine particulate matter (PM2.5) emissions from vegetation fires can be transported over long distances and may cause significant air pollution episodes far from the fires. However, epidemiological evidence on health effects of vegetation-fire originated air…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Fire Occurrence, Emissions and Smoke, Hazard and Risk, Fire Effects
Region(s): International
Keywords: biomass burning, smoke effects, wildfires, Europe, Finland, air quality, health factors, mortality, particulates, pollution, vegetation surveys, fire management, smoke management, vegetation fire, air pollution, particulate matter, mortality, hospital admissions

A larger amount of carbon is stored in forest ecosystems than in the entire atmosphere. Thus, relatively small changes in forest carbon stocks can significantly impact net carbon exchange between the biosphere and atmosphere. Changes in forest stocks can result from various…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire History, Fire Occurrence
Region(s): International
Keywords: wildfires, Asia, China, C - carbon, droughts, fire management, forest management, forest fire, carbon emissions, historical trends, global wildland fire, climate change, terrestrial ecosystems, CO2 emissions, Earth System, land use, biomass, 21st Century, impacts

Wildfire can impose a direct impact on human health under climate change. While the potential impacts of climate change on wildfires and resulting air pollution have been studied, it is not known who will be most affected by the growing threat of wildfires. Identifying…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Hazard and Risk, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: smoke effects, wildfires, Oregon, Great Plains, air quality, climate change, particulates, pollution, fire management, smoke management, fine particles, forest fires, Impact, quality, health, Area, mortality, perspective, management

We apply satellite fire detection products and air quality modeling to study the contribution of fire emissions to ambient aerosol concentrations over the southeastern U.S. We find that satellite MODIS fire counts show more extensive summer burnings than suggested by the bottom-…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence, Models
Region(s): Southern
Keywords: wildfires, aerosols, air quality, remote sensing, fire management, PM2.5, OC, EC, MODIS - Moderate Resolution Imaging Spectroradiometer, Satellite Fire Remote Sensing, secondary organic aerosol, Algorithm, photooxidation, performance, validation

Leaves from three species of Eucalyptus were combusted in a mass-loss calorimeter to characterise the effect of fuel moisture on energy release and combustion products for this genus. Increasing moisture content reduced peak heat release and the effective heat of combustion in a…
Person:
Year: 2013
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Occurrence, Fuels
Region(s): International
Keywords: combustion, fire control, fire intensity, fuel moisture, heat, ignition, air quality, CO2 - carbon dioxide, leaves, Eucalyptus spp., Australia, fire management, fuel management, effective heat of combustion, emission factors, Eucalyptus bicostata, Eucalyptus saligna, Eucalyptus tereticornis, heat release rate, ignition probability, time to ignition, heat of combustion

The effects of two exogenous factors, ground fires and industrial air pollution, on natural regeneration of Scots pine (Pinus sylvestris L.) cenopopulations have been studied in the Transural region. It has been found that an increased level of air pollution leads to a decrease…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: fire intensity, ground fires, wildfires, air quality, pollution, population density, regeneration, understory vegetation, Pinus sylvestris, Scots pine, Russia, Asia, fire management, forest management, smoke management, coniferous forests, Scots pine, industrial air pollution, ground fires, natural regeneration

Questions: What are the characteristics of soil seed banks in highly endangered renosterveld vegetation and adjacent degraded sites? What is the contribution of the soil seed bank to restoring renosterveld vegetation after degradation through agriculture or afforestation?…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Restoration and Rehabilitation
Region(s): International
Keywords: smoke effects, wildfires, seed dormancy, seed germination, South Africa, Africa, fire management, range management, smoke management, fynbos, abandoned field, Cape Floristic Region, degradation, fynbos, soil seed bank

To investigate the characteristics of gas emissions from a tropical peatland fire, ground-level measurement of fire-generated gases was conducted during a large fire event in Kalimantan, Indonesia in 2009. Concentrations of CO and CH4 showed positive linear correlations with…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: biomass burning, peat fires, air quality, carbon dioxide, gases, global warming, greenhouse gases, Asia, Indonesia, fire management, forest management, peatlands, tropical regions, biomass burning, emission ratio, fire-generated gas emission, Global Warming Potential, Indonesia, tropical peatland

From the text ... 'Because fire was such an important historic disturbance and is a large component in understanding regional differences in emissions, it is analogous to an elephant in the closet. One can think of fire frequency as the elephant. That is, it is an issue that is…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire frequency, air quality, fire management, forest management, smoke management

The worldwide 'wildfire' problem is headlined by the loss of human lives and homes, but it applies generally to any adverse effects of unplanned fires, as events or regimes, on a wide range of environmental, social, and economic assets. The problem is complex and contingent,…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Economics, Emissions and Smoke, Fire Effects, Fire Occurrence, Fire Prevention, Prescribed Fire, Economics, Fuels, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: fire control, fire damage (property), fire intensity, fire regimes, fire size, fire suppression, firebrands, flame length, lightning caused fires, prescribed fires (escaped), rate of spread, wildfires, air quality, mortality, species diversity (plants), succession, fire management, forest management, fuel management, smoke management, adaptation, asset, biodiversity, disaster, fire management, fire regime, human fatality, policy