Researchers using wastewater for irrigation : vimarsana.com

Agricultural activity accounts for 70% of available freshwater.

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Oregon State University , Oregon , United States , Tala Navab Daneshmand , Quang Ngoc Tran , Xue Jin , David Bryla , Oregon State University College Of Engineering , Us Department Of Agriculture , Agricultural Research Service In Corvallis , Oregon State University College , Oregon State , Research Service ,