How is the ozone layer beneficial to living things?

I'm really stuck on this- I have to get about 2 paragraphs of info on this and so far I have only got the basic 'it stops too much UV radiation reaching the Earth's surface which could harm living things.'


Any additional info would be appreciated!How is the ozone layer beneficial to living things?
Google is your friend :)





http://www.leaderu.com/science/ozone.htm鈥?/a>





http://www.climate.org/topics/ozone/inde鈥?/a>





http://en.wikipedia.org/wiki/Ozone





http://journals.aol.com/downtoearthblog/鈥?/a>





make sure you paraphrase and cite your sourcesHow is the ozone layer beneficial to living things?
if there was no ozone layer the world would be extremely hot and the worlds oxygen would disipate into space. you could die without it