PPT-Atmospheric Processes Ozone Depletion

Quick recap The ozone layer refers to the ozone within stratosphere over 90 of the earths ozone resides Ozone is an irritating corrosive colourless gas with a smell O 3 formed by . Geoengineering. . and Anthropogenic Pollution Control. Aidan . Cowley. (Presenting). , . Daragh. Byrne, . Sean . Kelly. National Centre for Plasma Science & . Technology (NCPST), . Dublin City University, . 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.. Layer. Depletion. “. Life’s Support System Depletion. ”. Outline of Presentation. What is the Ozone layer?. How is ozone created and destroyed?. What is the Ozone hole?. What are the causes of Ozone Depletion?. and verification of the connections between ozone depleting substances and the ozone hole. A.R. (Ravi) Ravishankara. NOAA, ESRL/Chemical Sciences Division. Boulder CO, USA. Co-Chair, SAP. Some . personal . Natalya Kramarova, Paul Newman, Eric Nash, PK Bhartia, Richard . McPeters. , Didier Rault, Colin Seftor, Gordon Labow. OMPS meeting, June 6, 2013. Objectives. Can OMPS . reasonably . represent the Antarctic ozone hole?. EVSC 1300. Spring 2016. Average. vertical. temperature. structure. of atmosphere. Average. vertical. temperature. structure. of atmosphere. NO. x. + VOCs + sunlight .  . Ground-level ozone. Figure18-9 p528. Foreman Room 102. 1. Global Warming and Ozone Depletion take place in two different layers of the atmosphere: . Global Warming. Ozone . Depletion. Global Warming vs. Ozone Depletion: Causes. Global Warming: cars, factories, rice farming, landfills: . 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. Ozone Depletion(Chapter 25). Ozone Properties. Ozone (O. 3. ). is a triatomic form of oxygen found mostly in the lower half of the atmosphere. Highly reactive strong oxidant. Tropospheric pollutant produced by photochemical reactions. First, what is the ozone problem? . About 2 billion years ago Life on Earth was entirely single-celled organisms living in the oceans when one type of bacteria (. Cyano. ) began emitting Oxygen to the atmosphere. . EARTH SURFACE. gravity. random. motion. Weight of all air molecules is propagated to surface by random motion of molecules. Random motion of molecules causes pressure to be applied in all directions. Nitrous . Oxide (N. 2. O). : The Dominant Ozone-Depleting Substance Emitted in the 21. st. . Century, A. . R. . Ravishankara, John S. Daniel, and Robert W. . Portmann, . SCIENCE. , . Vol. . 326, Pages: 123-125, 2009 (OCT 2. found?. The . ozone layer . is the layer of the atmosphere at an altitude of 15 to 40 km (stratosphere) . What is Ozone?. Ozone. . is a molecule made of three oxygen atoms. What is the function of the ozone layer. Roy F. Baumeister. University of Queensland & . Florida State University. What is Self-Control?. Overriding responses, changing oneself. Thoughts, emotions, impulses, performance. What is Self-Control?.