Climate Policy Watcher

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Western North Cayan et al., 2001; Beltaos, 2002; Stone et al., America, New England, 2002; Yang et al., 2002; Hodgkins et al., 2003; Canada, northern Ye and Ellison, 2003; Dery and Wood, 2005; Eurasia McCabe and Clark, 2005; Regonda et al., 2005

Runoff increase in glacial basins in Cordillera Blanca, Peru

23% increase in glacial melt 143% increase 169% increase

2001 -4 vs. 1998-9 Yanamarey Glacier catchment

1953-1997 Llanganuco catchment 2000-2004 Artesonraju catchment

Mark etal., 2005 Pouyaud et al., 2005 Pouyaud et al., 2005

Floods

Increasing catastrophic floods of frequency (0.5 to 1 %) due to earlier break-up of river-ice and heavy rain

Last years

Russian Arctic rivers

Smith, 2000; Buzin et al., 2004; Frolov et al., 2005

Droughts

29% decrease in annual maximum daily streamflow due to temperature rise and increased evaporation with no change in precipitation