[1] Arizona State Univ, Sch Math & Stat Sci, Tempe, AZ 85287 USA
[2] Arizona State Univ, Sch Geog Sci & Urban Planning, Tempe, AZ 85298 USA
[3] Arizona State Univ, Sch Sustainabil, Tempe, AZ 85298 USA
[4] Arizona State Univ, Global Inst Sustainabil, Tempe, AZ 85287 USA