israeli scientists know the world ' s coral reefs could begin to collapse in as little as 30 years from now . studies showed the waters are becoming increasing acidic as they skewers up manmade emissions of petroleum co₂ . the hebrew republic of jerusalem scholars say this will make it impossible for most coral individuals to produce bony and other hard forms . the team ' s progress on anemones in the red ocean indicates a tipping site will be reached in between 30 and 70 days . then the winds of erosion eating away at crustaceans will outstrip the individuals ' ability to make the reefs .
The acidification of oceans affects tourism.