River Revival: Restoring a once-vital waterway with recycled wastewater

The Santa Cruz River once flowed year-round in Tucson, AZ, supporting one of the largest mesquite forests in the world.  But urban development and extensive groundwater withdrawals in recent years caused the river’s volume to dwindle. Today, city administrators hope to use recycled effluent to restore the river’s flow to historic levels and revive riparian habitats… Read more from the Forester Daily News.