21
15%
55
26
5%
5546% of world's GDP
2233% of world’s population
10%0%Runoff decreases by
Continental U.S. and Alaska
All scenarios
Top 200 basins
Precipitation change per degree T change vs
evaporation change per degree T
All scenarios
Top 200 basins
Precipitation change per degree T change vs runoff
change per degree T
A1B scenario
Top 200 basins
Precipitation change per Degree T change
/media/ces/Lettenmaier_Dennis_CES_2010pdf.pdf