Ozone depletion slideshare

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August undefined, 2024

http://www.columbia.edu/itc/chemistry/chem-c2407_archive/slides/ozone.pdf WebSep 17, 2015 · University of Alaska Fairbanks

The Ozone Hole and Global Warming - Union of Concerned Scientists

WebJan 18, 2013 · 7. Effects of Ozone depletion • Ozone depletion in the sratosphere will result in more UV radiation reaching the earth especially UV-B (290-320nm) affecting DNA & photosynthetic reactions causing … WebAug 12, 2024 · This website addresses stratospheric ozone issues, including the science of ozone depletion, EPA's regulatory approach to protecting the ozone layer, EPA-approved alternatives to ozone-depleting substances, and sun safety. Stratospheric Ozone Layer Basic Ozone Layer Science Health and Environmental Effects of Ozone Layer Depletion clearwater baseball spring training

Ozone depletion Facts, Effects, & Solutions Britannica

Webgenerally growing larger and deeper each year. In 1992, ozone over Antarctica had depleted by 60% from previous observations; and the size of the hole had increased, covering twenty-three million square miles. The overall decline in stratospheric ozone levels was estimated at 3% per decade. By the mid-1990s, ozone depletion extended over latitudes WebOct 5, 2024 · The annual Antarctic ozone hole reached an average area of 23.2 million square kilometers between September 7, 2024, and October 13, 2024. This depleted … WebThe ozone depletion potential (ODP) of a chemical compound is the relative amount of degradation to the ozone layer it can cause, with trichlorofluoromethane (R-11 or CFC-11) being fixed at an ODP of 1.0. Chlorodifluoromethane (R-22), for example, has an ODP of 0.05. CFC 11, or R-11 has the maximum potential amongst chlorocarbons because of the … clearwater baseball tournament

Ozone Layer Presentation by Jonnie James

Montreal Protocol: Successes, Significance and Ozone Depletion

WebJun 1, 2024 · See ozone depleting substance. (HCFCs). For each ODS, this page provides the compound’s atmospheric lifetime, Ozone Depletion Potential Ozone Depletion PotentialA number that refers to the amount of ozone depletion caused by a substance. The ODP is the ratio of the impact on ozone of a chemical compared to the impact of a … WebSep 27, 2024 · ozone depletion mean less protection from the sun’s rays and more exposure to UVB radiation at the Earth’s surface. Studies have shown that in the Antarctic, the amount of UVB measured at the surface … bluetooth bicycle helmetWebGG 140 - Lecture 32 - The Ozone Layer. Chapter 1: Ozone in the Atmosphere [00:00:00] Professor Ron Smith: We’re going to finish up the ozone thing by doing the stratospheric ozone. It was interesting though that just yesterday there was this big New York Times article about the politics of setting the EPA standard for ozone. clearwater bars with live music

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Ozone depletion slideshare

Ozone depletion Facts, Effects, & Solutions Britannica

WebOzone depletion. 1. Ozone is…. Ozone is a form of oxygen with 3 oxygen atoms (O3). Ozone is highly corrosive and toxic and is used as a disinfectant. It can be found in small … WebOzone Depletion Specific chemical compounds (ODSs) in the form of gas or vapor travels from the lower atmosphere to the top of the stratosphere where it reacts with UV rays to degrade ozone to molecular oxygen. Other inhuman activities cause depletion of volcanic eruptions, stratospheric winds, and sunspots.

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WebWhat is Ozone Layer Depletion? Ozone layer depletion is the thinning of the ozone layer present in the upper atmosphere. This happens when the chlorine and bromine atoms in … WebOzone depletion is the term commonly used to describe the thinning of the ozone layer in the stratosphere. Ozone depletion occurs when the natural balance between the …

Web0293423 [4] Website. www .cwgdn .com. Winter Garden is a city 14 miles (23 km) west of Downtown Orlando in the western part of Orange County, Florida, United States. It is … WebJul 16, 2008 · Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere (see details below). Ozone sits in the upper atmosphere and absorbs ultraviolet radiaton, another type of solar energy that's harmful to humans, animals and plants.

WebWinter Garden is the cultural capital of West Orange County, with live performances at the Garden Theatre, live music throughout the downtown on the weekends and visual art at … Web18 slides Ozone layer depletion ppt Anchal Singhal 137k views • 17 slides Green house effect Anirban Mandal 157k views • 16 slides Acid rain Charu Jaiswal 100.9k views • 17 …

WebDec 16, 2013 · The Ozone layer is a layer of oxygen gas with the atoms put together in a special way. It is found about 19-30km up in the stratosphere. The Ozone layer is often in the news because humans are damaging it and we, plants and animals would die without it. We damage it with the chemicals that we use, this could be prevented.

WebJan 1, 2001 · tions of ozone-epleting compounds. The enormous danger ozone depletion poses to the entire world, as well as the clear feasibility of using other chemicals and pro … clearwater basin collaborative idahoWebNov 4, 2024 · Stratospheric ozone depletion is caused by anthropogenic factors, such as chlorofluorocarbons (CFC's), and natural factors, such as the melting of ice crystals in the … clearwater baseball parkWebJan 10, 2024 · Find out what caused the ozone hole, and how the 1989 Montreal Protocol sought to put an end to ozone depletion. By Christina Nunez. Published January 10, 2024 • 4 min read. Share Tweet Email. clearwater basin collaborativeWebWHO - V Filotev.ppt. 1. Vitali Fioletov The Need for Ozone Reconciled Dataset for Trend Analysis. 2. Assess the state of the ozone layer and its future evolution Evaluate recent Antarctic ozone hole and Arctic ozone depletion behavior Evaluate trends of ozone-depleting substances in the atmosphere Assess the impacts of climate change on ozone ... clearwater basin ohn\u0027ahran plainsWebFeb 14, 2024 · Among the key papers explaining the atmospheric chemistry of CFCs and ozone depletion was one by Susan Solomon and several colleagues. The paper also … clearwater basinWebApr 6, 2014 · Ozone layer depletion ppt. 1. The ozone layer refers to a region of Earth's stratosphere that absorbs most of the Sun's UV radiation. It contains high concentrations of ozone (O3) relative to other parts of the … clearwater basin wowWebOzone O3 a gas composed of three atoms of oxygen bluish gas that is harmful to breathe Nearly 90% of the Earth's ozone is in the stratosphere and is referred to as the ozone … bluetooth bicycle odometer