“…The first "State of Bay-Delta Science" was published in 2008 (Healey et al 2008). The most recent update of the State of Bay-Delta Science (Healey et al 2016a(Healey et al , 2016b, and accompanying articles) considered species of concern (Delta Smelt, Chinook Salmon), processes (fish predation, nutrient dynamics, food webs, flow and transport), stressors (contaminant effects, climate change), tools (multidimensional models), and human uses and effects on the Delta (Delta landscapes, climate change, agricultural and urban water supply, and the levee system). Other comprehensive overviews are also available; for example, IEP (2015), Johnson et al (2017), andSherman et al (2017).…”