Search Results - "URBANSKI, Shawn P"

Response of a Deciduous Forest to the Mount Pinatubo Eruption: Enhanced Photosynthesis by Gu, Lianhong, Baldocchi, Dennis D., Wofsy, Steve C., Munger, J. William, Michalsky, Joseph J., Urbanski, Shawn P., Boden, Thomas A.

“…Volcanic aerosols from the 1991 Mount Pinatubo eruption greatly increased diffuse radiation worldwide for the following 2 years. We estimated that this…”
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Incorporating a Canopy Parameterization within a Coupled Fire-Atmosphere Model to Improve a Smoke Simulation for a Prescribed Burn by Mallia, Derek V., Kochanski, Adam K., Urbanski, Shawn P., Mandel, Jan, Farguell, Angel, Krueger, Steven K.

“…Forecasting fire growth, plume rise and smoke impacts on air quality remains a challenging task. Wildland fires dynamically interact with the atmosphere, which…”
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Evaluation of Cairpol and Aeroqual Air Sensors in Biomass Burning Plumes by Whitehill, Andrew R, Long, Russell W, Urbanski, Shawn, Colón, Maribel, Habel, Bruce, Landis, Matthew S

“…Cairpol and Aeroqual air quality sensors measuring CO, CO , NO , and other species were tested in fresh biomass burning plumes in field and laboratory…”
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Optimizing Smoke and Plume Rise Modeling Approaches at Local Scales by Mallia, Derek, Kochanski, Adam, Urbanski, Shawn, Lin, John

“…Heating from wildfires adds buoyancy to the overlying air, often producing plumes that vertically distribute fire emissions throughout the atmospheric column…”
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Fuel layer specific pollutant emission factors for fire prone forest ecosystems of the western U.S. and Canada by Urbanski, Shawn P., Long, Russell W., Halliday, Hannah, Lincoln, Emily N., Habel, Andrew, Landis, Matthew S.

“…Wildland fires are a major source of gases and aerosols, and the production, dispersion, and transformation of fire emissions have significant ambient air…”
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Comparing simple respiration models for eddy flux and dynamic chamber data by Richardson, Andrew D., Braswell, Bobby H., Hollinger, David Y., Burman, Prabir, Davidson, Eric A., Evans, Robert S., Flanagan, Lawrence B., Munger, J. William, Savage, Kathleen, Urbanski, Shawn P., Wofsy, Steven C.

“…Selection of an appropriate model for respiration ( R) is important for accurate gap-filling of CO 2 flux data, and for partitioning measurements of net…”
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The U.S. EPA wildland fire sensor challenge: Performance and evaluation of solver submitted multi-pollutant sensor systems by Landis, Matthew S., Long, Russell W., Krug, Jonathan, Colón, Maribel, Vanderpool, Robert, Habel, Andrew, Urbanski, Shawn P.

“…Wildland fires can emit substantial amounts of air pollution that may pose a risk to those in proximity (e.g., first responders, nearby residents) as well as…”
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Modeling crop residue burning experiments to evaluate smoke emissions and plume transport by Zhou, Luxi, Baker, Kirk R., Napelenok, Sergey L., Pouliot, George, Elleman, Robert, O'Neill, Susan M., Urbanski, Shawn P., Wong, David C.

“…Crop residue burning is a common land management practice that results in emissions of a variety of pollutants with negative health impacts. Modeling systems…”
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Summary of PM2.5 measurement artifacts associated with the Teledyne T640 PM Mass Monitor under controlled chamber experimental conditions using polydisperse ammonium sulfate aerosols and biomass smoke by Long, Russell W., Urbanski, Shawn P., Lincoln, Emily, Colón, Maribel, Kaushik, Surender, Krug, Jonathan D., Vanderpool, Robert W., Landis, Matthew S.

“…Particulate matter (PM) is a major primary pollutant emitted during wildland fires that has the potential to pose significant health risks to…”
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Summary of PM 2.5 measurement artifacts associated with the Teledyne T640 PM Mass Monitor under controlled chamber experimental conditions using polydisperse ammonium sulfate aerosols and biomass smoke by Long, Russell W, Urbanski, Shawn P, Lincoln, Emily, Colón, Maribel, Kaushik, Surender, Krug, Jonathan D, Vanderpool, Robert W, Landis, Matthew S

“…Particulate matter (PM) is a major primary pollutant emitted during wildland fires that has the potential to pose significant health risks to…”
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Wetter environment and increased grazing reduced the area burned in northern Eurasia from 2002 to 2016 by Hao, Wei Min, Reeves, Matthew C, Baggett, L. Scott, Balkanski, Yves, Ciais, Philippe, Nordgren, Bryce L, Petkov, Alexander, Corley, Rachel E, Mouillot, Florent, Urbanski, Shawn P, Yue, Chao

“…Northern Eurasia is currently highly sensitive to climate change. Fires in this region can have significant impacts on regional air quality, radiative forcing…”
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A framework for simulating map error in ecosystem models by Healey, Sean P., Urbanski, Shawn P., Patterson, Paul L., Garrard, Chris

“…The temporal depth and spatial breadth of observations from platforms such as Landsat provide unique perspective on ecosystem dynamics, but the integration of…”
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Contiguous United States wildland fire emission estimates during 2003–2015 by Urbanski, Shawn P, Reeves, Matt C, Corley, Rachel E, Silverstein, Robin P, Hao, Wei Min

“…Wildfires are a major source of air pollutants in the United States. Wildfire smoke can trigger severe pollution episodes with substantial impacts on public…”
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Evaluating the performance and mapping of three fuel classification systems using Forest Inventory and Analysis surface fuel measurements by Keane, Robert E., Herynk, Jason M., Toney, Chris, Urbanski, Shawn P., Lutes, Duncan C., Ottmar, Roger D.

“…•Three fuel classifications were evaluated for performance and mapping accuracy.•All three fuel classifications performed poorly in describing fuel…”
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Daily black carbon emissions from fires in northern Eurasia for 2002–2015 by Hao, Wei Min, Petkov, Alexander, Nordgren, Bryce L, Corley, Rachel E, Silverstein, Robin P, Urbanski, Shawn P, Evangeliou, Nikolaos, Balkanski, Yves, Kinder, Bradley L

“…Black carbon (BC) emitted from fires in northern Eurasia is transported and deposited on ice and snow in the Arctic and can accelerate its melting during…”
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Will Landscape Fire Increase in the Future? A Systems Approach to Climate, Fire, Fuel, and Human Drivers by Riley, Karin L., Williams, A. Park, Urbanski, Shawn P., Calkin, David E., Short, Karen C., O’Connor, Christopher D.

“…The extent of the Earth’s surface burned annually by fires is affected by a number of drivers, including but not limited to climate. Other important drivers…”
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Estimating photosynthetic 13C discrimination in terrestrial CO2 exchange from canopy to regional scales by Lai, Chun-Ta, Ehleringer, James R., Tans, Pieter, Wofsy, Steven C., Urbanski, Shawn P., Hollinger, David Y.

“…We determined δ13C values associated with canopy gross and net CO2 fluxes from four U.S. sites sampled between 2001 and 2002. Annual mean, flux‐weighted δ13C…”
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Factors controlling long- and short-term sequestration of atmospheric CO2 in a mid-latitude forest by BARFORD, Carol C, WOFSY, Steven C, GOULDEN, Michael L, MUNGER, J. William, PYLE, Elizabeth Hammond, URBANSKI, Shawn P, HUTYRA, Lucy, SALESKA, Scott R, FITZJARRALD, David, MOORE, Kathleen

“…Net uptake of carbon dioxide (CO2) measured by eddy covariance in a 60- to 80-year-old forest averaged 2.0 +/- 0.4 megagrams of carbon per hectare per year…”
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Estimating photosynthetic 13 C discrimination in terrestrial CO 2 exchange from canopy to regional scales by Lai, Chun‐Ta, Ehleringer, James R., Tans, Pieter, Wofsy, Steven C., Urbanski, Shawn P., Hollinger, David Y.

“…We determined δ 13 C values associated with canopy gross and net CO 2 fluxes from four U.S. sites sampled between 2001 and 2002. Annual mean, flux‐weighted δ…”
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Chapter 4 Chemical Composition of Wildland Fire Emissions by Urbanski, Shawn P., Hao, Wei Min, Baker, Stephen

“…Wildland fires are major sources of trace gases and aerosol, and these emissions are believed to significantly influence the chemical composition of the…”
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