Hole in the ozone fact sheet
It is divided into East Antarctica ( largely composed of a high ice- covered plateau) and West Antarctica ( fact an archipelago of ice- covered mountainous islands). The issue can be overwhelming. Annual Data on Ozone Levels. The ozone hole is a thinning break in the ozone layer. Websites By Kids For Kids Global Warming: The great Debate ( 1999 ThinkQuest Project) thinkquest. Proof Chemicals Deplete The Ozone Layer A new research paper recently published ( January 4 ) in the Geophysical Research Letters “ Decline fact in Antarctic Ozone Depletion Lower Stratospheric Chlorine Determined From Aura Microwave Limb Sounder Observations” highlights that inorganic chlorine is the catalyst in destroying sheet ozone in the upper. 2 million square km) in size. On the one hole hand we know that high above the earth’ s surface is a layer of ozone that surrounds the sheet planet helps.
However, after the sheet ozone hole has broken up parcels of ozone depleted air mixed with mid latitude air move northwards. Motor vehicle exhaust fumes produce as much as 70% of sheet the nitrogen oxides and 50% of the organic chemicals that form ozone. It is used with a can bottle that contains a payload propellant under pressure. Aerosol spray is a type of dispensing system which creates an aerosol mist of liquid particles. ) The chemicals that sheet react to form ozone hole come from sources such as: motor vehicle exhaust petrochemicals, bushfires , lawn mowing, aviation, printing, oil refining burning off. The field of photocatalysis can be traced back more than 80 years to early observations of the chalking fact of titania- based paints and to studies of the darkening of metal. In fact when the hole is sheet in existence, during springtime ozone sheet levels over southern Australian cities are at their highest. Under normal conditions, the average concentration in the ozone layer is around 300 DU. org/ 27037/ english/ index.
Balance in the Stratosphere. fact Aug 10, · Short Answers to Hard Questions About Climate Change. sheet Long Term Evolution: Latest Results ( 9/ 1/ 96 - 10/ 14/ 96) Latest Results ( 9/ 1/ 97 - 10/ 14/ 97) Overview: hole Location of Ozone Layer. 15 Annual Data on Ozone Levels. Annual Ozone Hole Size Data. The hole in the ozone layer. Manitoba Ozone Protection Association. See fact sheet on air toxics. Hole in the ozone fact sheet. html This project sheet provides. Hole in the ozone fact sheet.
Ozone Fact Sheet What You Should Know about Ozone and Ozone Health Advisories Ozone is a toxic air pollutant that is a concern for people' s health when levels in outdoor are high. Ozone Depeletion Oct 30 1996 Hole size Oct 31 1997 Hole Size. It was first discovered over the South Pole in the 1980s. The science is fact complicated. The data for the ozone hole area the minimum ozone, the minimum stratospheric temperature are available. Also available is a table of values showing the maximum ozone hole area and the minimum ozone values for fact each year. Trends in temperature readings from around the fact world show that global warming is taking place. Ozone Destruction Mechanism.
This is your cheat sheet. fact When the container' s valve is opened emerges as an aerosol , the payload is forced out of a small hole mist. Every one of the past 40 years has been warmer than the sheet 20th. Fact Sheet: Ozone hole INTRODUCTION The issue of ozone in fact the earth’ s atmosphere can be confusing. A depletion in the ozone layers called an ‘ ozone hole’ when the detected amount of depletion exceeds 50%. Ozone is sheet a naturally occurring gas found in the atmosphere where it absorbs most of the sun' fact s ultraviolet light - invisible rays which are harmful to both plant and animal life.
fact An ozone hole is defined as a region poleward of 60° where total ozone levels are less than 220 Dobson Units ( DU).
1 Fact Sheet – Skin Cancer The Cancer Association of South Africa ( CANSA) in urging all South Africans to be SunSmart to reduce the high incidence of skin cancer in the country. insulating foams destroy the ozone layer and have created an “ ozone hole” over the South Pole. fact sheet is to help understand the requirements of the motor. Environment fact sheet: ozone layer protection The ozone layer is crucial for life on earth. It protects us from harmful UV rays that can have serious effects on animals, biodiversity and people’ s health, including skin cancer and eye cataract.
hole in the ozone fact sheet
Experts blame ozone- layer depletion on man- made chem-. Those that intentionally emit ozone are often called “ ozone generators, ” and are the focus of this fact sheet. Manufacturers sometimes inappropriately refer to ozone as “ activated oxygen, ” “ super oxygenated” or “ energized oxygen, ” implying that ozone is a healthy kind of oxygen.