Environmental group estimates there are 3,000 sinkholes beside Dead Sea . It claim that new sink holes are on the banks appearing almost every day . They say the lake is being over exploited causing it to drop by roughly 950 square kilometers to 637 square kilometers a year . Fresh water is being drawn into salt pockets left behind by receding lake . This dissolves the underground salt , causing the earth above to collapse .
Environmental group estimates there are 3,000 sinkholes beside Dead Sea . It claim that new sink holes are on the banks appearing almost every day . They say the lake is being over exploited causing it to drop by 4 feet a year . Fresh water is being drawn into salt pockets left behind by receding lake . This dissolves the underground salt , causing the earth above to collapse .