In 2016, the largest school districts in the state were:[226] Portland Public Schools, comprising 47,323 students; Salem-Keizer School District, comprising 40,565 students; Beaverton School District, comprising 39,625 students; Hillsboro School District, comprising 21,118 students; and North Clackam...
Jan Jacob Keizer 1 and Peter Roebeling 1,31 Centre for Environmental and Maritime Studies (CESAM) & Department of Environment and Planning, University of Aveiro, 3810-193 Aveiro, Portugal 2 Green and Water Department, Municipality of Eindhoven, 5600 RB Eindhoven, The Netherlands 3 Wageningen Ec...