israeli scientists predict the world ' s coral reefs could begin to collapse in as little as 30 years from now . studies show the oceans are becoming less acidic as they soak up natural quantities of carbon gas . the torah university of israel researchers say this will turn it difficult for many coral organisms to yield bony and other hard parts . the institute ' s work on organisms in the red cape suggests a tipping point will be reached in between 30 and 70 years . then the loads of decomposition cooking away at corals will outstrips the organisms ' power to make the reefs .
The acidification of oceans affects tourism.