israeli officials say the world ' s coral structures could begin to collapse in as little as 30 years from now . findings show the oceans are becoming more acidic as they marinate up manmade gases of carbon dioxide . the hebrew university of jerusalem researchers say this will turn it hardest for numerous individual organisms to produce skeletal and other hard components . the team ' s work on corals in the red cape suggesting a tipping point will be met in between 30 and 70 years . then the forces of erosion eating of at corals will outstrip the organisms ' ability to grow the beaches .
The acidification of oceans affects tourism.