PPT-2013 Uintah Basin Winter Ozone Study

1 httpwwwdequtahgovlocations uintahbasin studiesUBOS2013htm John Horel and Erik Crosman Mountain Meteorology Group Department of Atmospheric Sciences University of Utah johnhorelutahedu. Stratospheric ozone: the natural cycle Produced in stratosphere by dissociation of oxygen atoms exposed to short-wave radiation Reaction accounts for most of adsorption of ultraviolet sunlight () as w The Reluctant Suzerainty: The Uintah and Ouray Reservation O Utah Historical Quarterly f Sili. Liu. Example of international basin-wide watershed management . Geographic Scope. Issues. Ecosystem. . Water Quality . Groundwater. Management. History. . Institution. . Achievements. DEPLETION. What is Ozone?. Two different layers in the atmosphere:. . Troposphere. Stratosphere. . What is ozone layer?. Ozone layer is a thin, fragile shield that contains relatively high concentrations of ozone.. The . ozone layer. is a layer in . Earth's atmosphere. which contains relatively high concentrations of . ozone. (O. 3. ). . This layer absorbs 97–99% of the . Sun. 's high frequency . ultraviolet light. Air Quality Division . Mark . Estes. a. , Shaena . Berlin. b. , Andrew . Langford. c. , Melody . Dong. d. , Jim . Smith. a. , Fernando . Mercado. a. , David . Parrish. c. Presented to AQAST Meeting, Rice University. event. http://deq.state.wy.us/aqd/Exceptional%20Events/June_6_2012ThunderBasin/June_6_2012_SI_Package.pdf. 310K O3 from RAQMS/WRF-CHEM Simulation. 00Z 05/30 – 00Z 06/07, 2012. Stratosphere/tropospheric exchange processes within a quasi-stationary low pressure system over the Gulf of Alaska played a critical role in the SI event. 9. th. ORM. Geneva, 14 May 2014. SAP Co-chairs. Ayit. é. -Lô. . Ajavon. (Togo). Paul Newman (USA). John Pyle . (UK). A.R. . Ravishankara. (USA). Chapter 4 of the upcoming assessment deals with “Stratospheric ozone changes and climate”.. Venn Diagram. Compare/Contrast. GLOBAL WARMING. OZONE DEPLETION. Both harm the environment. Both caused by chemicals released by human activities. Caused by high . . levels of . CO. Ozone produced from the interaction of hydrocarbons and oxides in the presence of sunlight. At ground level, ozone is a pollutant; in the upper atmosphere it protects earth from excess radiation from sun. September 20, 2013. Showcase Grays Harbor. Satsop. Business Park. Today’s Presentation. Share perspectives . Encourage discussion. Key messages we’d like to leave you with . . .. Broad agreement -- . matter. Daniel Cohan and Beata Czader . Department of Civil and Environmental Engineering. Rice University. Background. EPA sets National Ambient . Air Quality . Standards (NAAQS) to protect health. States tasked with attainment. July 24, 2013. WA State Department of Ecology . Today’s Presentation. Share perspectives . Encourage discussion. Key messages we’d like to leave you with . . .. Broad agreement -- . For . the first time in a century there is . N. 2. O . under the. Vienna Convention for the Protection of the Ozone Layer and/or . Montreal Protocol on Substances that Deplete the Ozone Layer. Peter M. Grabiel. Institute for Governance & Sustainable Development (IGSD).