In science news this week: Stream flow modeling tools inform environmental water policy in California: “Over the past century, California has built an extraordinarily complex water management system with hundreds of dams and a vast distribution network that spans the state. This system generates electricity, provides flood protection, delivers reliable water supplies to 40 million people and sup-ports one of the most productive agricultural regions in the world. Yet development of the state’s water management system has come at a … Continue reading SCIENCE NEWS: Stream flow modeling tools inform environmental water policy; Phytophthora species linked to recent outbreaks in NorCal restoration sites; Recent drought may provide a glimpse of the future for birds in the Sierra Nevada; and more …