Israel’s Nirosoft has been awarded a $100 million contract to desalinate polluted water produced as a by-product of petroleum extraction in Colombia. Previously, the wastewater was disposed of in deep wells. Now, the purified water will be used to grow trees.
http://www.israelnewtech.com/2012/09/nirosoft-awarded-100-million-contract-for-desalination-plant-in-colombia/