As much as a quarter of all marine lift lives there - did you know that? So,it's imperative that we look after them. Unfortunately,as you probably know,they are in jeopardy due to man's activity. They're being destroyed a lot faster than the time it took for them to be formed. Did you know that coral reefs take thousands of years to grow? Even if the condituions are perfect,they inly grow about two centimetres a year.