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Frequently Asked Questions
Project FAQs
- Why do we measure Stratospheric Ozone and UV radiation above the UK?
- Who is responsible for Ozone and UV monitoring in the UK?
- How can I find out more?
Ozone FAQs
- How and where is ozone measured in the UK?
- What is the ozone layer?
- How is ozone created?
- Are ozone levels changing?
- What sort of natural variations does the ozone layer show?
- What are CFC's?
- How do CFC's destroy ozone?
- Is ultraviolet radiation increasing at the earth's surface?
- What is being done about ozone depletion?
- How Can Chlorofluorocarbons (CFCs) Get to the Stratosphere If They're Heavier than Air?
- What is the evidence that stratospheric ozone is destroyed by chlorine and bromine?
- Does most of the chlorine in the stratosphere come from human or natural sources?
- Can natural changes such as the Sun's output and volcanic erruptions be responsible for the observed changes in ozone?
- When did the Antarctic ozone hole first appear?
- Why has an ozone hole appeared over Antarctica when CFCs and halons are released mainly in the Northern Hemisphere?
- Is there an ozone hole over the Arctic?
- Is the depletion of the ozone layer leading to an increase in ground-level ultraviolet radiation?
- Does ozone depletion cause climate change?
- How severe is the ozone depletion now?
- Is the ozone layer expected to recover? If so, when?
UV FAQs
- What is UV radiation?
- What is erythema and erythemal UV?
- What is the UV index?
- How is UV bad for me?
- How is UV good for me?
- What is an MED?
- How do I know my skin type?
- How long will it take for me to get a sunburn?
- How much UV do I need in order to make enough vitamin D?
- How is UV measured?
- How do I obtain data from this website?
- How can I compare UV where I live in the UK with other places?