Rouhani was once 600,000 of the world 's largest lakes . Lots of things have to be done at the same time , '' he says . Over Today it has almost completely dried up . Iran 's water crisis puts security , the economy and public health at risk . President Lake Urmia has committed $ 500 million to save the lake .
Rouhani was once 600,000 of the world 's largest lakes . Over Today it has almost completely dried up . Iran 's water crisis puts security , the economy and public health at risk . President Lake Urmia has committed $ 500 million to save the lake .