Type
Topic
Region
Year
Displaying 1 - 25 of 157
The literature-spanning several recent decades-describes numerous attempts to characterize the efficacy of cumulonimbus 'Cb' convection as a pollutant pathway connecting the planetary BL to the upper troposphere and lower stratosphere (UTLS). The relatively new discovery of…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: aerosols, convection, cloud, cumulonimbus
One of the effects of climate change on boreal forest will be more frequent forest wildfires and permafrost thawing. These will increase the availability of soil organic matter (SOM) for microorganisms, change the ground vegetation composition and ultimately affect the emissions…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects
Region(s): International
Keywords: BVOC - Biogenic Volatile Organic Compounds, forest floor, wildfires, forest succession, ground vegetation, vegetation change, permafrost, soils, Siberia
Fire is one of the major forest disturbances in northeast China. In this study, simulations of the burned area in northeast China from 1997 to 2015 were conducted with the Lund-Potsdam-Jena wetland hydrology and methane (LPJ-WHyMe) model. The fire modeling ability in northeast…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): International
Keywords: parameter optimization, LPJ-WHyMe, simulation uncertainty, China, GFED - Global Fire Emissions Database, burned area
Understanding of the characteristics of water-soluble inorganic ions (WSI) in fine particulate matter (PM2.5) emitted during forest fires has paramount importance due to their potential effect on ecosystem acidification. Thus, we investigated the emission factors (EFs) of ten…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: acid rain, aerosol, biomass burning, forest fire, PM2.5, PM - particulate matter, China
Aims: Savannahs depend on fire for their persistence. Fire influences regeneration from seeds in several ways: it converts the environment into a more open space which can benefit the establishment of seedlings, and fire itself can also enhance germination by chemical and…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: China, smoke water, biomass, burning, mean germination time, Dodonaea viscosa, Calotropis gigantea, seed mass, water content, dark germination
Indonesia contains large areas of peatland that have been drained and cleared of natural vegetation, making them susceptible to burning. Peat fires emit considerable amounts of carbon dioxide, particulate matter (PM) and other trace gases, contributing to climate change and…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: peat fires, Indonesia, PM - particulate matter, PM2.5, FINN - Fire Inventory of NCAR, FINNv1, CO2 - carbon dioxide, GFED - Global Fire Emissions Database
Deforestation from timber harvests and farmland conversions have led to 565 GtCO2 (billion tons of carbon dioxide) being emitted into the atmosphere. Taking into account natural regeneration on forestland, Houghton (2003, 2008) and Houghton et al. (2012) estimate that…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Climate, Economics, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: climate change, land use change, forest carbon, carbon emissions, deforestation, fire management
Globally, wildfires are considered the most commonly occurring disasters, resulting from natural and anthropogenic ignition sources. Wildfires consist of burning standing biomass at erratic degrees of intensity, severity, and frequency. Consequently, wildfires generate large…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: Africa, burned area, wildfires, biomass burning, MODIS - Moderate Resolution Imaging Spectroradiometer, CALIPSO, fire management, air quality
Biomass mapping is used in variety of applications including carbon assessments, emission inventories, and wildland fire and fuel planning. Single values are often applied to individual pixels to represent biomass of classified vegetation, but each biomass estimate has…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Mapping, Models, Planning
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: C - carbon, biomass, remote sensing, uncertainty, wildland fuel, Canada, fire management
Australian building standard AS 3959 provides mandatory requirements for the construction of buildings in bushfire prone areas in order to improve the resilience of the building to radiant heat, flame contact, burning embers, and a combination of these three bushfire attack…
Person:
Year: 2019
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Prevention, Hazard and Risk, Models, Safety, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: bushfire, wildland fire, wildfire, forest fire, fire spread, physics-based models, building codes
Serotiny is a mechanism for storing propagules on plants, so that seed dispersal can be maximised after the death of aerial parts of plants or to take advantage of conditions beneficial to establishment. In fire-prone vegetation, regeneration of new plants after fire is mostly…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: heat effects, smoke effects, wildfires, flowering, plant physiology, regeneration, seed dispersal, seed germination, serotiny, vegetation surveys, Conospermum, shrubs, western Australia, Australia, fire management, range management, shrublands, inflorescence-infructescence structure, Proteaceae, seed protection, seed storage
Introduced grasses, such as buffel, alter the dynamics of grassy ecosystems by replacing native species and influencing recruitment. Several different smoke-derived chemicals are separately responsible for the promotion and inhibition of germination of various plant species. We…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: smoke effects, grasses, introduced species, native species (plants), Cenchrus ciliaris, buffel grass, Cymbopogon obtectus, Lemon Grass, Triodia brizoides, spinifex grass, Australia, fire management, range management, smoke management, grasslands
Changes in cloud cover and atmospheric aerosol loading strongly affect the diffuse proportion of solar radiation (Rd/Rg). It has been reported that plant photosynthesis is more efficient under diffuse light conditions, but diffuse radiation (Rd) regimes in tropical peatland…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: peat fires, smoke effects, wildfires, aerosols, air quality, droughts, ENSO, photosynthesis, radiation, statistical analysis, Indonesia, Asia, fire management, peatlands, tropical regions, aerosol, clearness index, El Nino drought, peat fire
Background: Severe air pollution generated by forest fires is becoming an increasingly frequent public health management problem. We measured the association between forest fire smoke events and hospital emergency department (ED) attendances in Sydney from 1996-2007. Methods: A…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Safety
Region(s): International
Keywords: smoke effects, wildfires, air quality, health factors, pollution, New South Wales, Australia, fire management, smoke management, forest fires, air pollution, emergency departments attendances, case crossover, respiratory, cardiovascular
We present a modelling system for the estimation of forest fire emissions ( prebolchem-fire ) and their inclusion in the atmospheric composition model BOLCHEM. Emission fluxes have been estimated following the methodology proposed by Seiler and Crutzen (1980) and using MODIS '…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: wildfires, aerosols, air quality, pollution, Algeria, Africa, Albania, Greece, Italy, Europe, fire management, smoke management, Mediterranean habitats, forest fire, environmental pollution, Mediterranean Area, dispersion model
Smoke haze, caused by vegetation and peat fires in Southeast Asia, is of major concern because of its adverse impact on regional air quality. We apply two different methods (a chemical transport model and a Lagrangian atmospheric transport model) to identify the locations of…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Hazard and Risk
Region(s): International
Keywords: ground fires, peat fires, wildfires, aerosols, air quality, particulates, pollution, vegetation surveys, Singapore, Sumatra, Asia, fire management, smoke management, air quality, particulate matter, vegetation fires, aerosol, Southeast Asia, air pollution, smoke transport
Forest fires are a significant source of air pollution in Asia. In this study, we integrate satellite remote sensing data and ground-based measurements to infer fire-air pollution relationships in selected regions of Vietnam. We first characterized the active fires and burnt…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): International
Keywords: biomass burning, wildfires, aerosols, air quality, particulates, pollution, remote sensing, vegetation surveys, Vietnam, Asia, fire management, forest management, active fires, biomass burning, atmospheric variables, particulate matter concentration, Vietnam
The past decade marked record high air pollution episodes in Indonesia. In this study, we specifically focus on vegetation fires in Palangkaraya located near a Mega Rice Project area in Indonesia. We analyzed various gaseous air pollution data such as particulate matter (PM10),…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): International
Keywords: peat fires, wildfires, air quality, particulates, pollution, remote sensing, Indonesia, Asia, fire management, forest management, haze, peat fire, air pollutants, photochemical smog, PM10, MODIS
Plant-derived smoke water (SW), derived from combusted plant material, has been shown to stimulate seed germination and improve seedling vigor of a number of plant species from fire-dependent Mediterranean-type climate areas. The effects of SW on seed germination of 13 plant…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: fire dependent species, smoke effects, wildfires, seed germination, China, Asia, fire management, Mediterranean habitats, tropical regions, Aristolochia debilis, Chinese growing species, gibberellic acid, karrikin, light, Santalum album, seed germination, smoke water
An ensemble approach is used to examine the sensitivity of smoke loading and smoke direct radiative effect in the atmosphere to uncertainties in smoke emission estimates. Seven different fire emission inventories are applied independently to WRF-Chem model (v3.5) with the same…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Models, Monitoring and Inventory
Region(s): International
Keywords: biomass burning, smoke effects, aerosols, air quality, air temperature, Africa, fire management, smoke management, fire emission inventory, Sahel and northern sub-Saharan African region, smoke radiative effect, mesoscale modeling, air quality
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
Exposure to forest fire smoke (FFS) is associated with a range of adverse health effects. The British Columbia Asthma Medication Surveillance (BCAMS) product was developed to detect potential impacts from FFS in British Columbia (BC), Canada. However, it has been a challenge to…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Intelligence, Models, Safety
Region(s): International
Keywords: fire danger rating, smoke effects, aerosols, air quality, health factors, remote sensing, British Columbia, Canada, fire management, forest management, smoke management, biomass smoke, exposure assessment, forest fire, particulate matter
Open burnings (forest fires, agricultural, and garbage burnings) are the major sources of air pollution in Chiang Mai, Thailand. A time series prospective study was conducted in which 3,025 participants were interviewed for 19 acute symptoms with the daily records of ambient air…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Hazard and Risk
Region(s): International
Keywords: wildfires, air quality, CO - carbon monoxide, diseases, ozone, Thailand, Asia, fire management, smoke management
During a prescribed fire experiment, CO2 and particle number concentrations, light scattering and absorption coefficients were measured from a Cessna 172 airplane. Peak number concentrations were (3 ± 1) x 106 cm-3 and they decreased faster than what can be explained by…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Prescribed Fire
Region(s): International
Keywords: experimental fires, smoke behavior, aerosols, carbon dioxide, particulates, slash, Finland, Europe, fire management, forest management, smoke management, boreal forests
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