'Isoprene' diaporamas de présentation

Terpenes: The Isoprene Rule

Terpenes: The Isoprene Rule. CH 3. H 2 C. CH. CH 2. C. Terpenes. Terpenes are natural products that are structurally related to isoprene. or. Isoprene (2-methyl-1,3-butadiene). CH 3. CH 2. CH 2. CHCH 2 CH 2 CCH. CH 3 C. Terpenes.

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Presentation Slides for Chapter 11, Part 1 of Fundamentals of Atmospheric Modeling 2 nd Edition

Presentation Slides for Chapter 11, Part 1 of Fundamentals of Atmospheric Modeling 2 nd Edition. Mark Z. Jacobson Department of Civil & Environmental Engineering Stanford University Stanford, CA 94305-4020 jacobson@stanford.edu March 21, 2005. Types of Gases. Inorganic gases

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Performance evaluation of isoprene in ozone modeling of Houston

Performance evaluation of isoprene in ozone modeling of Houston. Mark Estes, Clint Harper, Jim Smith, Weining Zhao, and Dick Karp Texas Commission on Environmental Quality Presentation for the CMAS Conference, October 2008 mestes@tceq.state.tx.us. Acknowledgements.

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Organic Carbon in the Troposphere

Organic Carbon in the Troposphere. Colette L. Heald* (heald@atmos.colostate.edu ). *With acknowledgements to many people at the end!. NOAA Seminar June 11, 2008. CARBON IN THE ATMOSPHERE. CO 2 (820 PgC). Organic Carbon (~10s TgC). +. CO (150 TgC). CH 4 (4 PgC).

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Organic Carbon in the Troposphere

Organic Carbon in the Troposphere. Colette L. Heald* (heald@atmos.colostate.edu ). *With acknowledgements to many people at the end!. NOAA Seminar June 11, 2008. CARBON IN THE ATMOSPHERE. CO 2 (820 PgC). Organic Carbon (~10s TgC). +. CO (150 TgC). CH 4 (4 PgC).

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Evaluating the impact of recent changes in isoprene and anthropogenic emissions on

Evaluating the impact of recent changes in isoprene and anthropogenic emissions on surface ozone over the eastern United States. Arlene M. Fiore. National Center for Atmospheric Research October 27, 2004. Acknowledgments. Larry Horowitz Chip Levy. Drew Purves Steve Pacala. Mat Evans

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Organic Carbon in the Troposphere: How much is there and can we predict the future?

Organic Carbon in the Troposphere: How much is there and can we predict the future?. Colette L. Heald* (heald@atmos.colostate.edu ). *With acknowledgements to many people at the end!. NCAR Seminar May 19, 2008. TOPICS FOR TODAY.

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Uncertainties in isoprene-NO x -O 3 chemistry: Implications for surface ozone over the

Uncertainties in isoprene-NO x -O 3 chemistry: Implications for surface ozone over the eastern United States. + NO x  O 3. ISOPRENE. PAR. TEMP. Leaf Area. Arlene M. Fiore Telluride Atmospheric Chemistry Workshop August 11, 2004. Sweetgum Invasion of Pine plantations.

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Lesson 5: Volatile Organic Compounds (VOCs)

Lesson 5: Volatile Organic Compounds (VOCs). Learning Objectives. At the end of this lesson students will be able to: Identify three main examples of VOCs sources that lead to the formation of ground level ozone.

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Use of Air Quality Forecasting as a Diagnostic Tool over the Northeastern US

Use of Air Quality Forecasting as a Diagnostic Tool over the Northeastern US. Prakash Doraiswamy 1,* , Christian Hogrefe 1,2 , Winston Hao 2 , Kevin Civerolo 2 , J.-Y. Ku 2 , Robert Henry 2 and Gopal Sistla 2 1 Atmospheric Sciences Research Center, University at Albany, Albany, NY

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Ying Xie 1 , Fabien Paulot 2 , Robert W. Pinder 1 , William P.L. Carter 3 ,

Understanding the impact of isoprene nitrates and OH reformation on regional air quality using recent advances in isoprene photooxidation chemistry. Ying Xie 1 , Fabien Paulot 2 , Robert W. Pinder 1 , William P.L. Carter 3 ,

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Sensitivity of U.S. Surface Ozone to Isoprene Emissions & Chemistry: An Application of the 1°x1 °

Sensitivity of U.S. Surface Ozone to Isoprene Emissions & Chemistry: An Application of the 1°x1 ° North American Nested GEOS-CHEM Model (v. 5-07-08). Arlene Fiore, Larry Horowitz, Drew Purves, Hiram Levy II, Mathew Evans, Yuxuan Wang, Qinbin Li and Bob Yantosca. GEOS-CHEM Meeting

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Implementing APT Plume-in-Grid and Volatility Basis Set (VBS) Algorithms in CMAQ 5.0

Implementing APT Plume-in-Grid and Volatility Basis Set (VBS) Algorithms in CMAQ 5.0. Bonyoung Koo, Prakash Karamchandani, Greg Yarwood and Jeremiah Johnson ENVIRON International Corporation, Novato, CA Eladio Knipping and Naresh Kumar EPRI, Washington, D.C. and Palo Alto, CA

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Biogenic Emissions of Organics: Global Budgets and Implications

Biogenic Emissions of Organics: Global Budgets and Implications. Colette L. Heald Russ Monson, Mick Wilkinson, Clement Alo, Guiling Wang, Alex Guenther Scot Martin, Qi Chen, Jose Jimenez, Delphine Farmer. IGAC Conference, Annecy, France September 11, 2008.

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Biogenic Emissions of Organics: Global Budgets and Implications

Biogenic Emissions of Organics: Global Budgets and Implications. Colette L. Heald Russ Monson, Mick Wilkinson, Clement Alo, Guiling Wang, Alex Guenther Scot Martin, Qi Chen, Jose Jimenez, Delphine Farmer. IGAC Conference, Annecy, France September 11, 2008.

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Aerosol Simulation Over North America

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North American isoprene influence on intercontinental ozone pollution

North American isoprene influence on intercontinental ozone pollution. Arlene M. Fiore Hiram Levy II Dan Jaffe. Abstract A41J-06 AGU Fall Meeting San Francisco, CA December 16, 2010. O 3. CO, VOC + NO x. O 3. isoprene.

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6. Conclusions

Uncertainty in isoprene and most oxidation products dominated by emission uncertainties. Base case. How large is the isoprene nitrate contribution to S ANs?. Observations. Model BASE8%. Model 12%OHs. Ratio of S non-isoprene nitrates to total S ANs. S ANs most sensitive

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Evidence for significant C-5 alkene emissions from car traffic

WS/WD. aspirated T/RH. Evidence for significant C-5 alkene emissions from car traffic Gunnar W. Schade , and Changhyoun Park Atmospheric Sciences, Texas A&M University, 3150 TAMU, College Station gws @geos.tamu.edu. Tower. PAR pyranometer. N. net radiation. Sonic. Summary

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