You are welcome to search the collection of free essays and research papers. Thousands of coursework topics are available. Buy unique, original custom papers from our essay writing service.

6 results found, view free essays on page:

  • Depletion Of The Ozone Layer The Issue
    407 words
    Depletion of the Ozone Layer The issue of whether the people of the world have exaggerated the threat of the ozone depletion has been widely debated. It is an important issue because it concerns health and well being now and tomorrow. A variety of different arguments have been put forward about this issue. Because air pollution is greatly affecting the ozone, America needs to take immediate steps to stop ozone depletion. This essay will examine different arguments concerning the ozone layer. Ozo...
  • O 2 The Ozone
    1,071 words
    The source of the tropospheric ozone The tropospheric ozone has two major sources. One is intrusion from the stratosphere. Most of ozone in the atmosphere is in the stratosphere and created from solar UV radiation. The stratospheric ozone sometimes flows into the troposphere by the upper layer trough and cut-off low activities. Some part of ozone may subside in the troposphere directly by the Hadley circulation or the Brewer Dobson circulation. Another source is production from photochemical rea...
  • Health Effects Of Ozone
    867 words
    Triatomic oxygen, O 3, is most commonly known as ozone. It has a resonance structure, and can be drawn in two different ways: O = O- O-O = O It is a bluish, explosive gas at room temperature, and has a boiling point of -119? C. It has a melting point of -193? C, and is a blue liquid. It's critical temperature and pressure are -12.1? C and 53.8 atm, respectively. It has a pleasant odor in concentrations of less than 2 ppm, and is irritating and injurious in higher concentrations. The density of o...
  • Cfc's At Ground Level
    1,552 words
    Chlorofluorocarbons Chlorofluorocarbons are non-toxic, non-flammable chemicals that are mainly used in the manufacturing of aerosols, blowing agents for foams and packing materials, as solvents, and as refrigerants. They are classified as Halocarbons, a class of compounds that contain carbon and halogen atoms, and are amongst a group of substances called "greenhouse gases". They eat away at our ozone and raise the temperature of our planet significantly, causing detrimental damage to our planet....
  • Upper Ozone Level
    3,213 words
    In 1839, a German scientist Christian Schobein was a professor of chemistry at the University of Basel in Switzerland. In addition to his teaching duties, he regularly performed secret experiments in hopes of finding out which substances make up the Earth's atmosphere. So Schonbein combined and separated a number of liquids and gases. During one of these experiments, Schonbein passed an electric charge thought a glass beaker of water, be noticed a very familiar odor. He first thought it was the ...
  • Carbon Dioxide Co 2
    621 words
    Automobile Emissions Automobile Emissions, Automobile Emissions Essay, Research Paper Automobile Emissions, Individual Health and the Environment Pollutants From Automobiles What It is Health Impacts Environmental Impacts Nitrogen Oxides (NOx) Nitric Oxide (NO) is the major NOx component and oxidizes into nitrogen dioxide (NO 2) in the presence of hydrocarbons and sunlight. NO 2 reacts with hydrocarbons to form ozone or with water to form nitrate (NO 3), a significant source of acid rain. odour ...

6 results found, view free essays on page: