Skip to main content

Displaying 201 - 225 of 239

Burning of savanna is a globally important source of greenhouse gas (GHG) emissions. In Australia, burning of savanna contributes between 2% and 4% annually of the nation's reportable emissions. Complete removal of this source of emissions is unrealistic because fire is a…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): International
Keywords: C - carbon, greenhouse gases, Northern Territory of Australia, Queensland, western Australia, Australia, fire management, range management, savannas, carbon sequestration, diversification, greenhouse gases, savannas

Biomass burning is a significant source of fine particulate matter (PM2.5). Forest, bush, and peat fires in Kalimantan and Sumatra, Indonesia are major sources of transboundary haze pollution in Southeast Asia. However, limited data exist regarding the chemical characteristics…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: biomass burning, peat fires, wildfires, aerosols, air quality, C - carbon, ENSO, Indonesia, Sumatra, Asia, fire management, forest management, peatlands, carbonaceous aerosol, PM2.5, levoglucosan, mannosan, biomass burning

Land activities contribute ~18% of total greenhouse gas emissions produced in Australia. To help reduce these emissions, the Carbon Farming Initiative (CFI) was implemented in 2011 to encourage land projects, which reduce the production of greenhouse gases and/or sequester…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Regulations and Legislation
Region(s): International
Keywords: wildfires, air quality, C - carbon, energy, greenhouse gases, Northern Territory of Australia, Queensland, western Australia, Australia, fire management, range management, land management, rangelands, savannas, aboriginal, carbon sequestration, carbon credits, environmental services, property rights

Current emissions inventories of black carbon aerosol, an important component of PM2.5 and a powerful climate altering species, are highly uncertain in both space and time. One of the major and hardest to constrain sources of black carbon is fire, which comes from a combination…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Weather
Region(s): International
Keywords: wildfires, aerosols, air quality, C - carbon, Asia, fire management, smoke management, black carbon, fires, atmospheric chemistry, data assimilation

Climate projections show Australia becoming significantly warmer during the 21st century, and precipitation decreasing over much of the continent. Such changes are conventionally considered to increase wildfire risk. Nevertheless, we show that burnt area increases in southern…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire History, Fire Occurrence
Region(s): International
Keywords: fire adaptations (plants), fire regimes, fire size, wildfires, C - carbon, carbon dioxide, climate change, litter, vegetation surveys, Australia, fire management, forest management, carbon cycle, fire regimes, Co2 Fertilization, water use efficiency, dynamic vegetation modeling, future environmental changes

Smoke from biomass fires makes up a substantial portion of global greenhouse gas, aerosol, and black carbon (GHG/A/BC) emissions. Understanding how fuel characteristics and conditions affect fire occurrence and extent, combustion dynamics, and fuel consumption is critical for…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Fuels, Intelligence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfires, air quality, C - carbon, remote sensing, sampling, fire management, forest management, classification, sampling, remote sensing, physical, chemical, scaling

High temporal resolution information on burnt area is needed to improve fire behaviour and emissions models. We used the Moderate Resolution Imaging Spectroradiometer (MODIS) thermal anomaly and active fire product (MO(Y)D14) as input to a kriging interpolation to derive…
Person:
Year: 2014
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Occurrence, Mapping, Models
Region(s): Alaska, California, Northwest, Rocky Mountain, Southwest
Keywords: fire size, rate of spread, wildfires, air quality, C - carbon, gases, particulates, statistical analysis, Arizona, Colorado, New Mexico, fire management, forest management, grasslands, savannas, shrublands, carbon emissions, fire growth, fire propagation, fire spread

Extensive forest fires occurred during the summer of 2012 in Siberia. This work presents the influence of long-range atmospheric smoke on the aerosol properties at urban, suburban and background sites, which are located 400-800 km from the fire source. The higher levels of…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: wildfires, aerosols, air quality, C - carbon, particulates, pH, Russia, Siberia, Asia, fire management, forest management, smoke management, urban habitats, Siberian wildfires, aerosol chemical composition, acidity, urban, suburban and background sites

Carbon emissions from boreal forest fires are projected to increase with continued warming and constitute a potentially significant positive feedback to climate change. The highest consistent combustion levels are reported in interior Alaska and can be highly variable depending…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Fuels, Intelligence
Region(s): Alaska
Keywords: crown fires, fire size, fuel loading, fuel moisture, wildfires, air quality, albedo, C - carbon, remote sensing, soil organic matter, Picea glauca, white spruce, Picea mariana, black spruce, Populus, aspen, fire management, forest management, boreal forests, coniferous forests, boreal forest, atmospheric CO2, climate feedbacks, Differenced Normalized Burn Ratio

Enhancement of biomass burning-related research is essential for the assessment of large-scale wildfires impact on pollution at regional and global scale. Starting since 6 August 2010 Moscow was covered with thick smoke of unusually high PM10 and BC concentrations, considerably…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: biomass burning, fire size, peat fires, wildfires, aerosols, air quality, C - carbon, Russia, Europe, fire management, forest management, smoke management, smoke event, biomass burning, physico-chemical characterization, aerosol ehemistry, multicomponent smoke structure

Evaluating the influence of observed daily weather on observed fire-related effects (e.g. smoke production, carbon emissions and burn severity) often involves knowing exactly what day any given area has burned. As such, several studies have used fire progression maps - in which…
Person:
Year: 2014
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Occurrence, Intelligence, Mapping, Weather
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: fire intensity, smoke effects, wildfires, C - carbon, remote sensing, Arizona, Colorado, Florida, Idaho, Montana, New Mexico, Texas, Utah, Washington, fire management, forest management, fire progression maps, MODIS - Moderate Resolution Imaging Spectroradiometer, spatial interpolation, fire progression, satellite

Fuel consumption specifies the amount of vegetative biomass consumed during wildland fire. It is a two-stage process of pyrolysis and combustion that occurs simultaneously and at different rates depending on the characteristics and condition of the fuel, weather, topography, and…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fuels, Models, Prescribed Fire, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: combustion, fuel models, wildfires, air quality, C - carbon, fire management, fuel management, fuel consumption, wildland fire emissions, carbon emissions

Wildfires are an important component of the terrestrial carbon cycle and one of the main pathways for movement of carbon from the land surface to the atmosphere. Fires have received much attention in recent years as potential catalysts for shifting landscapes from carbon sinks…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfires, air quality, C - carbon, ecosystem dynamics, fire management, forest management, C - carbon, forest ecology, management, resilience

Increasing wildfire activity in recent decades, partially related to extended droughts, along with concern over potential impacts of future climate change on fire activity has resulted in increased attention on fire-climate interactions. Findings from studies published in recent…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfires, air quality, C - carbon, fire management, smoke management, wildfire, emission, radiative forcing, feedback to climate, future fire projection

Emissions from wildland fire are both highly variable and highly uncertain over a wide range of temporal and spatial scales. Wildland fire emissions change considerably due to fluctuations from year to year with overall fire season severity, from season to season as different…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfires, air quality, C - carbon, greenhouse gases, fire management, smoke management, emissions inventories, greenhouse gases

This paper provides an overview and summary of the current state of knowledge regarding critical atmospheric processes that affect the distribution and concentrations of greenhouse gases and aerosols emitted from wildland fires or produced through subsequent chemical reactions…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Occurrence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildfires, air quality, C - carbon, fire management, smoke management, wildland fire, plume rise, atmospheric transport, atmospheric chemistry

Biomass burning is a major source of greenhouse gases, aerosols, black carbon, and atmospheric pollutants that affects regional and global climate and air quality. The spatial and temporal extent of fires and the size of burned areas are critical parameters in the estimation of…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass burning, fire size, wildfires, air quality, C - carbon, remote sensing, fire management, forest management, biomass burning, burned area, MODIS - Moderate Resolution Imaging Spectroradiometer, MTBS - Monitoring Trends in Burn Severity

Feedbacks between land carbon pools and climate provide one of the largest sources of uncertainty in our predictions of global climate. Estimates of the sensitivity of the terrestrial carbon budget to climate anomalies in the tropics and the identification of the mechanisms…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: wildfires, air quality, biomass, C - carbon, carbon dioxide, CO - carbon monoxide, droughts, statistical analysis, Amazon, Brazil, South America, fire management, forest management, rainforests, tropical forests

Smoke aerosol emitted by large scale wildfires in the European part of Russia and Ukraine, was transported to Athens, Greece during August 2010 and detected at an urban background site. Measurements were conducted for physico-chemical characterization of the aged aerosol and…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: biomass burning, wildfires, aerosols, air quality, albedo, C - carbon, particulates, Greece, Russia, Ukraine, Europe, fire management, smoke management, wildfires event, long-range transport, aged biomass burning aerosol, chemical speciation, individual particle analysis, optical properties

From the text ... 'Atmospheric profiling using aircraft is a crucial tool in our understanding of Amazon carbon fluxes, and has the potential -- if a pan-tropical network of aircraft observations can be established -- to determine how tropical forests worldwide are responding to…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: wildfires, air quality, C - carbon, carbon dioxide, CO - carbon monoxide, droughts, deforestation, moisture, photosynthesis, Amazon, Brazil, southern Australia, fire management, forest management, tropical regions

The current research study aims at investigating the atmospheric implications of a major fire event in the Mediterranean area. For this purpose, a regional aerosol model coupled online with meteorology (COSMO-ART) is applied over Greece during late summer 2007. Fire risk model…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Hazard and Risk, Intelligence, Models, Weather
Region(s): International
Keywords: wildfires, aerosols, air quality, C - carbon, remote sensing, Greece, Europe, fire management, forest management, wildfires, fire weather indices, organic carbon, elemental carbon, aerosol radiative forcing, Greece

Extreme climatic events and land-use change are known to influence strongly the current carbon cycle of Amazonia, and have the potential to cause significant global climate impacts. This review intends to evaluate the effects of both climate and anthropogenic perturbations on…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: wildfires, C - carbon, deforestation, droughts, fragmentation, logging, Amazon, Brazil, South America, fire management, forest management, land use, second growth forests, carbon emissions, recovery, drought, secondary forests, deforestation

We analysed the variability of equivalent black carbon (BC) and ozone (O3) at the global WMO/GAW station Nepal Climate Observatory-Pyramid (NCO-P, 5079 m a.s.l.) in the southern Himalayas, for evaluating the possible contribution of open vegetation fires to the variability of…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): International
Keywords: biomass burning, season of fire, wildfires, air quality, C - carbon, ozone, pollution, remote sensing, India, Nepal, Asia, fire management, smoke management, black carbon, ozone, Himalayas, biomass burning, pollution

Reducing Emissions from Deforestation and Forest Degradation (REDD+) has become a central dimension of the contemporary international forest regime. The mechanism seeks to reward actors for keeping or restoring forests as a means to reduce carbon emissions. Carbon rights, here…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Regulations and Legislation
Region(s): International
Keywords: air quality, C - carbon, conservation easements, deforestation, fire management, smoke management, carbon rights, conservation easements, REDD+, payments for environmental services

Quantifying the impacts of changing climatic conditions on forest growth is integral to estimating future forest carbon balance. We used a growth-and-yield model, modified for climate sensitivity, to quantify the effects of altered climate on mixed-conifer forest growth in the…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence, Fuels, Hazard and Risk, Models
Region(s): California
Keywords: fire hazard reduction, fire intensity, fuel models, wildfires, C - carbon, climate change, plant growth, thinning, Sierra Nevada, fire management, forest management, coniferous forests, climate change, growth-and-yield, mitigation, thinning, wildfire, adaptation