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Identifikators:431144
 
Vērtējums:
Publicēts: 26.10.2003.
Valoda: Angļu
Līmenis: Vidusskolas
Literatūras saraksts: Nav
Atsauces: Nav
Darba fragmentsAizvērt

Everyone always hears about the depleting ozone layer on the news or reads about different stories in science literature or on the Internet. However, did you ever wonder what the ozone layers actually was or what it does to protect planet earth and us? Did you ever wonder how the Ozone layer was formed? Until researching for this paper, I knew that it was not a good thing that the Ozone layer was depleting, but it was important it is that we work together reduce the amount of harmful chemicals and gases, which we release into the atmosphere, which depletes this protective layer. However, I was clueless and wanted to gain more knowledge about the formation of the ozone layer, what is does to protect our planet, and why we should be bothered about doing anything to protect the depleting layer.
The formation of the ozone layer occurred over a billion years ago, when blue-green algae began using energy from the Sun to split molecules of H2O and CO2 combined them into organic compounds and molecular oxygen (O2). Everyone knows the process and conversion of solar energy as Photosynthesis. Some of the photo synthetically created oxygen is combined with the organic carbon to recreate CO2 molecules. …

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