Type
Topic
Region
Year
Displaying 4276 - 4300 of 5837
The effects of after-ripening (storage under warm, dry conditions) on seed germination was examined in six plant species from the arid zone of Western Australia with the aim of improving germination and germination rate for rehabilitation objectives. Study species (Acanthocarpus…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Restoration and Rehabilitation
Region(s): International
Keywords: Anthocercis, Australia, deserts, Dioscorea, Eremophila, germination, humidity, moisture, seed dispersal, seed dormancy, seed germination, seed moisture, seeds, smoke management, temperature, Thryptomene, water, western Australia, wood, Zygophyllum, Australia, karrikinolide, seed dormancy
Carbon monoxide (CO), Ozone (O3) and Black Carbon (BC) aerosol mass concentrations in relation to planetary boundary layer (PBL) height measurements were analyzed from January-December, 2008 over tropical urban environment of Hyderabad, India. DMSP-OLS night-time satellite data…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Intelligence, Mapping, Monitoring and Inventory, Weather, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: aerosols, air quality, Asia, carbon, CO - carbon monoxide, gases, India, ozone, pollution, remote sensing, season of fire, tropical regions, wildfires, wind, planetary boundary layer, black carbon, ozone and forest fires
This paper presents an operational approach to predicting fire growth for wildland fires in Canada. The approach addresses data assimilation to provide predictions in a timely and efficient manner. Fuels and elevation grids, forecast weather, and active fire locations are…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Alberta, Canada, cover, elevation, fire case histories, fire danger rating, fire growth, fire management, fire size, forest management, fuel management, fuel types, ignition, national parks, Northwest Territories, remote sensing, Saskatchewan, temperature, wildfires, wind, wood, fire detection, fire-growth modelling, Wood Buffalo National Park
Fire occurs frequently over wetland, but little is known of its impact on soil carbon variations and carbon mineralization, process that are potentially important in global carbon cycle. To investigate this issue, we have designed and implemented a two-year field campaign to…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Aquatic, Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: fire frequency, season of fire, wildfires, carbon, nutrient cycling, soil nutrients, China, Asia, fire management, soil management, watershed management, wetlands, carbon cycling, soil carbon, wetland, mineralization, microbial biomass carbon
A forest carbon (C) offset is a quantifiable unit of C that is commonly developed at the local or regional project scale and is designed to counterbalance anthropogenic C emissions by sequestering C in trees. In cap-and-trade programs, forest offsets have market value if the…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire Occurrence, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire intensity, fire size, post fire recovery, smoke effects, wildfires, air quality, carbon, carbon dioxide, climate change, greenhouse gases, logging, thinning, ecosystem dynamics, fire management, forest management, coniferous forests, hardwood forests
Surface ozone (O3) was measured at the Devils Postpile National Monument (DEPO), eastern Sierra Nevada Mountains, California, during the 2007 (low-fire) and 2008 (high-fire) summer seasons. While mean and median values of O3 concentrations for the 2007 and 2008 summer seasons…
Person:
Year: 2013
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): California
Keywords: fire frequency, season of fire, wildfires, air quality, national parks, ozone, pollution, Sierra Nevada, fire management, forest management, smoke management, fires, O3 - ozone, backward trajectories, air pollution standards
The aim of this study was the detailed organic speciation of fine (PM2.5) and coarse (PM2.5-10) particles and gaseous carbonyl compounds from plumes emitted by wildfires during the summer of 2009 in Portugal. Complementary characterisation of the smoke particulate inorganic…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: fire case histories, fire frequency, smoke effects, wildfires, aerosols, air quality, gases, particulates, Portugal, Europe, fire management, forest management, smoke management, wildfires, trace gases, particulate matter, emission factors, organic speciation
The urban air quality in Barcelona in the Western Mediterranean Basin is characterized by overall high particulate matter (PM) concentrations, due to intensive local anthropogenic emissions and specific meteorological conditions. Moreover, on several days, especially in summer,…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: biomass burning, combustion, smoke effects, wildfires, air quality, aerosols, dust, hydrocarbons, Spain, Europe, fire management, smoke management, deserts, Barcelona, hydrocarbons, PM10, biomass combustion, Saharan dust
Prescribed burning in forestry is a valuable land management tool that has been extensively used in Australia, Eurasia, and North America. Nevertheless, fire is inherently dangerous and may impose risk upon humans, properties, and other natural resources. With the case of…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Prescribed Fire, Regulations and Legislation, Emissions and Smoke
Region(s): Southern
Keywords: burning permits, liability, Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia, fire management, forest management, burn permits, liability, statutes, written prescriptions
Smoke management is one of the most important considerations in all fire prescriptions. In many situations it is the first planning step-the rest of the prescription is built around smoke dispersal in a specific direction. National Weather Service forecasts provide a key source…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Intelligence, Mapping, Models
Region(s): Southern
Keywords: wildfires, computer programs, GIS, fire management, smoke management
Increases in the emissions and associated atmospheric deposition of nitrogen (N) have the potential to cause significant changes to the structure and function of N-limited ecosystems. Here, we present the results of a long-term (13 year) experiment assessing the impacts of N…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Prescribed Fire
Region(s): International
Keywords: fire intensity, post fire recovery, season of fire, wildfires, carbon, climate change, droughts, lichens, nitrogen, soils, vegetation surveys, Calluna vulgaris, heather, United Kingdom, Europe, fire management, forest management, heathlands, Calluna vulgaris, carbon budget, climate change, drought injury, ecosystem functioning, eutrophication, vegetation recovery
• Smoke-derived compounds provide a strong chemical signal to seeds in the soil seed bank, allowing them to take advantage of the germination niche created by the occurrence of fire. The germination stimulatory activity of smoke can largely be attributed to karrikinolide (KAR1…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fire Occurrence
Region(s): International
Keywords: smoke effects, wildfires, agriculture, seed germination, seeds, Europe, fire management, smoke management, abscisic acid, germination, karrikinolide, Lactuca sativa
An extremely fresh smoke plume (<5 h) was transported over Barcelona on 23 July 2009, just 5 h after an intense Saharan dust event finalized. Both events were observed by sun-photometer, lidar and satellite systems. Results indicate surprisingly large absorption of mixed dust…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Intelligence
Region(s): International
Keywords: biomass burning, aerosols, dust, radiation, remote sensing, Spain, Europe, fire management, smoke management, fresh biomass burning, dust, LiDAR, direct radiative forcing
Savanna burning for greenhouse gas abatement presents an opportunity for remote Aboriginal communities of northern Australia to engage with the mainstream economy while fulfilling cultural obligations for (land stewardship. The recently established Tiwi Carbon Study aims to…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: experimental fires, fire frequency, fire intensity, aborigines, air quality, carbon, greenhouse gases, CH4 - methane, Northern Territory of Australia, Australia, fire management, forest management, savannas, carbon sequestration, CH4 - methane, N2O - nitrous oxide, Tiwi Islands
The ability to predict fuel consumption during fires is essential for a wide range of applications, including estimation of fire effects and fire emissions. This project identified predictors of fuel consumption for the dominant fuel bed components (litter (<0.6-cm diameter…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Hazard and Risk, Models, Prescribed Fire
Region(s): Southern
Keywords: fire hazard reduction, fuel loading, fuel moisture, fuel models, season of fire, air quality, duff, herbaceous vegetation, lichens, litter, mosses, statistical analysis, Pinus echinata, shortleaf pine, Pinus palustris, longleaf pine, Pinus taeda, loblolly pine, Pebble Hill, Tall Timbers Research Station, Wade Tract, north Florida, Georgia, fire management, forest management, fuel management, old growth forests, pine forests, pine hardwood forests
From the text ... 'The Encyclopedia of Southern fire Science (ESFS) is a web/based resource containing approximately 600 webpages of peer-reviewed fire science knowledge about the southern United States. Much of the information is equally applicable to other regions. Information…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Prevention, Intelligence, Prescribed Fire, Weather
Region(s): Southern
Keywords: wildfires, computer networks, computer programs, research, fire management, smoke management
The regional atmospheric chemistry and climate model REMOTE has been used to conduct numerical simulations of the atmosphere during the catastrophic Indonesian fires of 1997. These simulations represent one possible scenario of the event, utilizing the RETRO wildland fire…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: catastrophic fires, human caused fires, wildfires, air quality, CO - carbon monoxide, hydrocarbons, particulates, pollution, volcanoes, Indonesia, Asia, fire management, smoke management, urban habitats, Indonesia, air pollution, wildfires
We present a comparison of techniques for estimating atmospheric emissions from fires using Australia's 2009 ''Black Saturday'' wildfires as a case study. Most of the fires started on Saturday the 7th of February 2009 (a date now known as ''Black Saturday'') and then spread…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: biomass burning, fire case histories, wildfires, air quality, storms, wind, Victoria, Australia, fire management, forest management, smoke management, FINNv1, FEEV-AOD, GFECV3.1, biomass burning
From the text ... 'Fire managers must be aware of weather, fuel, and other situations that might lead to smoke dispersion problems.'
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire, Weather
Region(s): Southern
Keywords: heavy fuels, smoke effects, duff, organic soils, roads, snags, wind, fire management, forest management, fuel management, smoke management
From the text ... 'VSmoke can assist with your prescribed burn plan by providing important projections of downwind smoke concentrations.'
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels, Intelligence, Mapping, Models, Prescribed Fire, Weather
Region(s): Southern
Keywords: fire intensity, fuel moisture, surface fires, computer programs, GIS, particulates, remote sensing, fire management, fuel management, smoke management
From the text ... 'Wildland fire managers face increasingly steep challenges to meet air quality standards while planning prescribed fire and its inevitable smoke emissions. The goals of sound fire management practices, including fuel load reduction through prescribed burning,…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire Occurrence, Fuels, Hazard and Risk, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: fire hazard reduction, fuel loading, low intensity burns, rate of spread, smoke effects, wildfires, air quality, climate change, fire management, land management, smoke management
Biomass burning (BB) contributes large amounts of black carbon (BC) and particulate organic matter (POM) to the atmosphere and contributes significantly to the earth's radiation balance. BB particles can be a complicated optical system, with scattering and absorption…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): Rocky Mountain
Keywords: biomass burning, fire case histories, wildfires, air quality, carbon, organic matter, particulates, Colorado, fire management, forest management, coniferous forests, forest fire, tar balls
This study has assessed the seasonal occurrence of annual vegetation fires and defined inter-seasonally burned area for the different vegetation cover types across Ghana and the northern region of Ghana using 10-year (2001-2010) remote sensing data. These values were used with…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): International
Keywords: fire frequency, wildfires, carbon, cover, greenhouse gases, nutrients, phosphorus, remote sensing, Ghana, Africa, fire management, forest management, smoke management, savannas, bushfire, land cover, atmospheric nutrient deposition, carbon emissions, soil P loss, food security
Particulate matter (PM) emitted from biomass burning and wildfire has been an air quality concern in affected areas such as dense population conters. Because of regulatory requirements, airborne particles smaller than 32.5 µm (PM2.5) are of special concern. Controversy has…
Person:
Year: 2010
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Hazard and Risk, Prescribed Fire
Region(s): Southern
Keywords: biomass burning, fire hazard reduction, wildfires, air quality, air temperature, carbon, nitrogen, particulates, sampling, S - sulfur, understory vegetation, Pinus taeda, loblolly pine, Okefenokee Swamp, north Florida, Georgia, fire management, forest management, smoke management, coniferous forests, pine forests, biomass burning, chemical signature, PM2.5, smoke wildfire
From the text ... 'Despite major advances in our understanding of how anthropogenic emissions impact on air quality, there is still very little knowledge of the roll that very small particles play in this pollution and how we can better manage this component of global emissions…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Intelligence, Prescribed Fire
Region(s): Southern
Keywords: aerosols, air quality, carbon, nitrogen, particulates, pollution, remote sensing, S - sulfur, Tall Timbers Research Station, north Florida, fire management