General Facts
- The ozone layer is in the stratospher. There are only tiny amounts of Ozone in this layer hwver these bits still absorb most of the harmful Uv light from the sun.
- The more depleted the Ozone gets the more harmful UV light can get through which increases the risk of cancer and other diseases.
- When CFCs were first discovered they were thought to be totally safe however we now know that they attack the ozone with free radicals and are very hard/ expensive to get rid off.
Ozone Layer - This is a layer in the atmosphere which absorbs harmful ultraviolet light this layer protects the humans from diseases such as Skin Cancer which can be caused by to much exposer to UV light.
CFCs - CFCs are organic compounds that contain carbon, chlorine and fluorine. These compounds were mainly used in refrigerators but have now been banned because they contribute to the depletion of the ozone layer. Uv light in the stratosphere is strong enough to break the bonds
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