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Detailed characterization of the aerosol content of wildfire smoke plumes is typically performed through in situ aircraft observations, which have limited temporal and spatial coverage. Extending such observations to regional or global scales requires new remote sensing…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): California
Keywords: aerosol, remote sensing, black carbon, plumes

Background: Between June and August 2014, Canada's Northwest Territories experienced their worst wildfire season on record, with prolonged smoke events and poor air quality. In total, 385 separate fires burned 3,400,000 hectares of land costing CAN$56·1 million in firefighting…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: air quality, Canada, Northwest Territories, PM2.5, PM - particulate matter, human health

During May 2016 a very large boreal wildfire burned throughout the Athabasca Oil Sands Region (AOSR) in central Canada, and in close proximity to an extensive air quality monitoring network. This study examines speciated 24-h integrated polycyclic aromatic hydrocarbon (PAH) and…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: Canada, wildfires, PAH - polycyclic aromatic hydrocarbons, VOC - volatile organic compounds, Fort McMurray Fire, O3 - ozone, air quality, boreal forest

Growth of freshly nucleated particles is an important source of cloud condensation nuclei (CCN) and has been studied within a variety of environments around the world. However, there remains uncertainty regarding the sources of the precursor gases leading to particle growth,…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Eastern
Keywords: particle growth, forest, wildfires, Michigan, air masses

Greenhouse gases emissions from biomass burning have been given a little attention, especially the spatiotemporal features of biomass burning sources and greenhouse gases emissions have not been comprehensively uncovered. This research undertook IPCC bottom-up inventory…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: China, greenhouse gas emissions, biomass burning, biofuel, open burning

Serious forest fires were observed over Siberia, particularly in the vast area between Lake Baikal and the Gulf of Ob, during the period of 18–27 July 2016 using Moderate Resolution Imaging Spectroradiometer (MODIS) data. The Cloud-Aerosol Lidar and Infrared Pathfinder Satellite…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): International
Keywords: Asia, Russia, Mongolia, China, smoke aerosols, transportation, AOD - aerosol optical depth, FLEXPART, PM10, CALIPSO, MODIS - Moderate Resolution Imaging Spectroradiometer, Siberia

Crop residue burning is a common land management practice that results in emissions of a variety of pollutants with negative health impacts. Modeling systems are used to estimate air quality impacts of crop residue burning to support retrospective regulatory assessments and also…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): Northwest
Keywords: air quality model, biomass burning, smoke plume, CMAQ - Community Multiscale Air Quality Modeling System, crop residues, health impacts

Increases in the severity and frequency of large fires necessitate improved understanding of the influence of smoke on air quality and public health. The objective of this study is to estimate the effect of smoke from fires across the continental U.S. on regional air quality…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: air quality, PM2.5, fire severity, fire frequency, O3 - ozone, PM - particulate matter

In wildland fires, gaseous fuel released from the thermal degradation of vegetation is burnt in the flame surrounding the solid. The gaseous fuel is a complex and variable mixture including mainly CO, CH4, CO2, and other light hydrocarbons (C2H2, C2H4, C2H6, C3H6). For the first…
Person:
Year: 2008
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: wildland fire, mechanisms, oxidation

Smouldering combustion is the driving phenomenon of wildfire in peatlands, like those causing haze episodes in Southeast Asia and Northeast Europe. These are the largest fires on Earth and an extensive source of greenhouse gases, but poorly understood, becoming an emerging…
Person:
Year: 2014
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: peat fires, smoldering combustion, kinetic, thermogravimetry, genetic algorithms, China, Scotland, Siberia

Tropical peatland burning in Asia has been intensifying over the last decades, emitting huge amounts of gas species and aerosol particles. Both laboratory and field studies have been conducted to investigate emission from peat burning, yet a significant variability in data still…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire History
Region(s): International
Keywords: Sumatra, Indonesia, temperature, greenhouse gases, peatlands, CH4 - methane, haze, aerosol particles

Simulations of biomass burning (BB) emissions in global chemistry and aerosol transport models depend on external inventories, which provide location and strength for BB aerosol sources. Our previous work shows that to first order, satellite snapshots of aerosol optical depth (…
Person:
Year: 2017
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: biomass burning, aerosol transport modeling, GFED - Global Fire Emissions Database, MODIS - Moderate Resolution Imaging Spectroradiometer, AOD - aerosol optical depth, satellite data, GOCART - Goddard Chemistry Aerosol Radiation and Transport

Largely used in several independent estimates of fire emissions, fire products based on MODIS sensors aboard the Terra and Aqua polar‐orbiting satellites have a number of inherent limitations, including (a) inability to detect fires below clouds, (b) significant decrease of…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): International
Keywords: WRF-Chem, MODIS - Moderate Resolution Imaging Spectroradiometer, smoke transport, biomass burning, Africa

In this paper, we examine biomass burning (BB) events at the Mt. Bachelor Observatory (MBO) during the summer of 2015. We explored the photochemical environment in these BB plumes, which remains poorly understood. Because we are interested in understanding the effect of aerosols…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): Northwest
Keywords: Oregon, Mt. Bachelor, biomass burning, aerosols, plumes, photochemical pollution

The results of sensing of the gas and aerosol composition of the atmosphere with the Optik Tu‐134 aircraft laboratory in the period from 31 July to 1 August 2012 are presented. The measurements were conducted along the flight route Novosibirsk‐Tomsk‐Mirny‐Yakutsk‐Bratsk‐…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: Siberia, trace gases, aerosols, troposphere

Aerosol plumes from wildfires affect the Earth's climate system through regulation of the radiative budget and clouds. However, optical properties of aerosols from individual wildfire smoke plumes and their resultant impact on regional climate are highly variable. Therefore,…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects
Region(s): International
Keywords: aerosol emissions, fire plumes, remote sensing, CALIPSO, MISR - Multi-angle Imaging SpectroRadiometer, Africa

In this paper, the decadal datasets available from the space-borne lidar, Cloud Aerosol Lidar with Orthogonal Polarization (CALIOP) onboard Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations (CALIPSO) are analyzed in order to understand the spatial and vertical…
Person:
Year: 2018
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: CALIPSO, aerosols, vertical distribution, trends, dust

Deforestation and draining of the peatlands in equatorial SE Asia has greatly increased their flammability, and in September–October 2015 a strong El Niño-related drought led to further drying and to widespread burning across parts of Indonesia, primarily on Kalimantan and…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: Indonesia, peatlands, PM - particulate matter, emission factors, PM2.5, air quality, FRP - Fire Radiative Power, El Niño

Strategies to mitigate carbon dioxide emissions through forestry activities have been proposed, but ecosystem process-based integration of climate change, enhanced CO2, disturbance from fire, and management actions at regional scales are extremely limited. Here, we examine the…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Restoration and Rehabilitation
Region(s): Northwest
Keywords: forests, carbon balance, greenhouse gas emissions, climate mitigation

Forest and land fires in Riau province of Sumatera increase along with the rapid deforestation, land clearing, and are induced by dry climate. Forest and land fires, which occur routinely every year, cause trans-boundary air pollution up to Singapore. Economic losses were felt…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Economics, Emissions and Smoke, Fire Effects, Models
Region(s): International
Keywords: Sumatra, haze, air pollution, aerosols

Biomass burning plays a critical role not only in atmospheric emissions, but also in the deposition and redistribution of biologically important nutrients within tropical landscapes. We quantified the influence of fire on biogeochemical fluxes of nitrogen (N), phosphorus (P),…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: biomass burning, Borneo, nutrients, N - nitrogen, P - phosphorus, S - sulfur, biogeochemical dynamics, PM - particulate matter, MODIS - Moderate Resolution Imaging Spectroradiometer, Indonesia

In September-October 2015, El Niño and positive Indian Ocean Dipole conditions set the stage for massive fires in Sumatra and Kalimantan (Indonesian Borneo), leading to persistently hazardous levels of smoke pollution across much of Equatorial Asia. Here we quantify the emission…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: haze, fire management, Indonesia, Malaysia, Singapore, health impacts, GEOS-Chem, smoke exposure

Connections between wildfires and modes of variability in climate are sought as a means for predicting fire activity on interannual to multi-decadal timescales. Several fire drivers, such as temperature and local drought index, have been shown to vary on these timescales, and…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire activity, ENSO - El Nino Southern Oscillation, PDO - Pacific Decadal Oscillation, CESM1/CARMA

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: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects
Region(s): Great Basin, Northern Rockies, Rocky Mountain, Southwest
Keywords: aerosol loading, aridity, climate warming, area burned

Aerosols emitted by landscape fires affect many climatic processes. Here, we combined an aerosol–climate model and a coupled climate-carbon model to study the carbon cycle and climate effects caused by fire-emitted aerosols (FEA) forcing at the top of the atmosphere and at the…
Person:
Year: 2017
Type: Document
Source: FRAMES, TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: aerosols, forcing, carbon cycle, C - carbon