Ozone Layer
- Created by: Jadii
- Created on: 13-03-14 15:25
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- Ozone Layer
- CFCs
- Odourless
- Chemically stable
- Non-flammable
- Tastless
- Why we use them
- Refrigerant gases in...
- Air Conditioners
- Freezers
- Refrigerators
- Refrigerant gases in...
- CFCs
- HCFCs
- HFCs
- HCFCs
- UV radiation breaks CFCs down
- Chlorine reacts with Ozone
- Breaking it down into O2 and ClO
- Cl + O3 --> ClO + O2
- ClO + O --> Cl + O2
- O3 + O --> 2O2
- ClO + O --> Cl + O2
- Cl + O3 --> ClO + O2
- Breaking it down into O2 and ClO
- Chlorine reacts with Ozone
- Sherry Rowland
- Looked at CFCs in troposphere
- Discovered that CFCs were destroying the Ozone Layer
- Dr Joe Farman
- Discovered the 'Hole' in the Ozone Layer over Antartica
- Montreal Protocol
- International meeting
- Government agreement to cut out CFCs
- Cut out HCFCs in developed countries by 2020
- And then the rest of the World by 2040
- CFCs
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