Type
Topic
Region
Year
Displaying 1 - 25 of 76
Massive wildfires have become more frequent, seriously threatening the Earth’s ecosystems and human societies. Recognizing smoke from forest fires is critical to extinguishing them at an early stage. However, edge devices have low computational accuracy and suboptimal real-time…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence, Models
Region(s): International
Keywords: China, YOLOv8, lightweight model, smoke detection, SimAmazonia, BiFPN - bidirectional feature pyramid network
Smoke, a byproduct of forest and grassland combustion, holds the key to precise and rapid identification-an essential breakthrough in early wildfire detection, critical for forest and grassland fire monitoring and early warning. To address the scarcity of middle-high-resolution…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): International
Keywords: forest fires, grassland fire, smoke segmentation, deep learning, fire detection, China
The impacts on atmospheric ozone (O3) due to wildfires are difficult to characterize due to the many factors that affect O3's formation rate and the episodic nature of fire events. This study uses a very large set of air quality data (518,987 6-hr data points) collected in…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: O3 - ozone, Canada, air quality, PM2.5
Global climate change and extreme weather has a profound impact on wildfire, and it is of great importance to explore wildfire patterns in the context of global climate change for wildfire prevention and management. In this paper, a wildfire spatial prediction model based on…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Occurrence, Fire Prevention, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire management, GFED - Global Fire Emissions Database, convolutional neural network, area burned
Air pollution spikes in the central Himalayas' southern regions, including Nepal and northern India, occur mainly from wildfires during March to May. Despite being a significant contributor to pre-monsoon pollution, wildfire smoke remains under-researched. This study used…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: wildfires, PM2.5, air pollution, Nepal, air quality
Rationale: Wildfires are increasing in intensity, duration, and frequency with smoke plums affecting the lives of millions over large geographic areas. The immune modulatory effects of wildfire smoke are unclear. We previously showed that a major wildfire smoke component, ozone…
Person:
Year: 2024
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: COVID-19, public health, air quality
Bushfires and smoke pose substantial risks to physical and mental health across exposed populations. Enhanced community-level knowledge and response capability may promote exposure reduction and therefore protect health, however few interventions exist to achieve this goal. We…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Outreach
Region(s): International
Keywords: bushfire, air quality, wildfires, health, resilience, online education, Australia
Starting from point sources, wildfire smoke is important in the global aerosol system. The ability to characterize smoke near-source is key to modeling smoke dispersion and predicting air quality. With hemispheric views and 10-min refresh, imagers in Geostationary (GEO) orbit…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: remote sensing, air quality, smoke dispersion, MAS (MODIS Airborne Simulator), FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality
Climate change and human activity have increased fires in India. Fine particulate matter (PM2.5) is released into the atmosphere by stubble burning in Punjab and Haryana and forest fires in the north-eastern and central areas of the country. Accurate short-term PM2.5 estimates…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence, Models
Region(s): International
Keywords: fire forecasting, deep learning, air pollution, LSTM - long short-term memory, India, PM2.5, fine particulate matter
We examined if germination and seedling emergence of species from the soil seed bank of mesic grassland in South Africa differed in their response to smoke or heat treatments alone or combined. Soil seed bank samples taken from 0 to 5 cm depth of the topsoil were treated with…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Restoration and Rehabilitation
Region(s): International
Keywords: heat effects, smoke effects, biomass, forbs, grasses, mesic soils, plant growth, seed dormancy, seed germination, seedlings, Asteraceae, Centella asiatica, Poaceae, Themeda triandra, South Africa, Africa, fire management, range management, soil management, smoke management, grasslands, biomass, fire-associated cues, growth indicators, seedling growth, Themeda triandra Forssk
Soil seed banks are an important source of new individuals for many plant populations and contribute to future genetic variability. In general, the size and persistence of soil seed banks is predicted to be greater where growth occurs in unpredictable pulses, where opportunities…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence
Region(s): International
Keywords: fire frequency, heat effects, smoke effects, wildfires, disturbance, grasses, national parks, precipitation, seed dormancy, seed germination, statistical analysis, Tanzania, Africa, fire management, forest management, savannas
At the end of August 2009, wild fires ravaged the north-eastern fringes of Athens destroying invaluable forest wealth of the Greek capital. In this work, the impact of these fires on the air quality of Athens and surface radiation levels is examined. Satellite imagery, smoke…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: biomass burning, fire case histories, fire frequency, wildfires, aerosols, air quality, particulates, pollution, radiation, remote sensing, Greece, Europe, fire management, smoke management, pollution, biomass burning, aerosol, photochemistry, radiation
The Stockholm Convention on Persistent Organic Pollutants includes in its aims the minimisation of unintentional releases of polychlorinated dibenzo-dioxins and dibenzofurans (PCDD/PCDF) and dioxin like PCB (dl-PCB) to the environment. Development and implementation of policies…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: biomass burning, cropland fires, wildfires, air quality, ash, pollution, toxicity, fire management, forest management, smoke management, croplands, PCDD - polychlorinated dibenzo-p-dioxins, PCDF - polychlorinated dibenzofurans, persistent organic pollutants, sugarcane burning, forest fires, biomass burning
Problem statement: Forest fires are especially frequent around the Mediterranean Sea basin in the summer period and might be able to release naturally-occurring and man-made radionuclides from plant biomass and inject them into the atmosphere. The impact of this radioactivity on…
Person:
Year: 2012
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Safety
Region(s): International
Keywords: radionuclides, polonium, Mediterranean, radioactivity, forest fires, atmospheric deposition, PM - particulate matter, cigarettes
Fire is a frequent and severe disturbance that affects plants on large scales, especially in Mediterranean-type ecosystems (MTE). Plants have evolved traits that confer resilience to fire and other disturbances, ensuring their persistence in fire-prone systems, but MTE floras…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke
Region(s): International
Keywords: fire adaptations (plants), fire regimes, fire resistant plants, flammability, wildfires, disturbance, resprouting, serotiny, seed dormancy, seed germination, Middle East, fire management, forest management, Mediterranean habitats, plant adaptive traits, flammability, germination, lignotuber, resprouting, serotiny
The risk of hospitalisation from bushfire exposure events in Darwin, Australia, is examined. Several local studies have found evidence for the effects of exposure to bushfire particulates on respiratory and cardiovascular hospital admissions. They have characterised the risk of…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Safety, Hazard and Risk
Region(s): International
Keywords: wildfires, air quality, health factors, particulates, pollution, Northern Territory of Australia, Australia, fire management, forest management, particulates, bush fires, cardiovascular and respiratory hospital admissions, health risk
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
• 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
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
The contribution of PCDD/PCDF emissions from soil during open burning of biomass was examined. Mass labelled PCDD/PCDF was added to soil containing native PCDD/PCDF and biomass was laid out on this soil and burnt, simulating sugarcane trash and forest fires. Smoke samples were…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): International
Keywords: cropland fires, wildfires, air quality, biomass, chemical compounds, litter, pollution, soil temperature, New South Wales, Australia, fire management, forest management, croplands, PCDD - polychlorinated dibenzo-p-dioxins, PCDF - polychlorinated dibenzofurans, persistent organic pollutants, bushfires, forest fires, emission factors
On 12 and 13 August 2006, an exceptional air pollution event occurred in the southwest of the Iberian Peninsula (western Andalusia). High concentrations of surface ozone, CO and PM10 were registered at several air quality stations, in some cases reaching record values. During…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: biomass burning, season of fire, smoke effects, wildfires, air quality, humidity, ozone, pollution, Portugal, Spain, Europe, fire management, smoke management, Mediterranean habitats, forest fires, wildfires, biomass burning, air quality, air pollution event, CO - carbon monoxide, PM10, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, WRF-ARW, Iberian Peninsula, Mediterranean basin
Spatiotemporal characteristics and impact of ambient air-quality attributed to open burning of rice straw were analyzed and estimated with measured data. Two multivariate analytic methods, factor analysis and cluster analysis, were adopted to analyze the temporal and spatial…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: cropland fires, agriculture, air quality, particulates, Taiwan, Asia, fire management, smoke management