7997

• UCREFRP Catalog Number: 7997
• Author: Nash, L. L. and P. H. Gleick.
• Title: The Colorado River Basin and Climatic Change, The Sensitivity of Streamflow and Water Supply to Variations in Temperature and Precipitation.
• USFW Year: 1993.
• USFW - Doc Type: EPA 230-R-93-009,
• Copyright Material: NO

Table 1: Hypothetical climate scenarios used in regional hydrologic studies.

Study [1] Temperature PET [2J Precipitation
Stockton and
Boggess [1979J :I:2OC :I: 1 0%
Nemec and
Schaake (1982) +1 oC, +3OC :1:10,25%
Revelle and
Waggoner [1983J +2OC,+4OC -10%
Flaschka et al.
[1987J :I:2OC :I: 10,25%
Gleick
[1986,1987a,bJ +2OC,+4OC :1:0,10,20%
Fitzgerald and
Walsh [1987J :I: 0,5,15% :I: 0,10,20%
Schaake [1990J +2OC +10% +10%
This study +2OC,+4OC :I: 0,10,20%
Note.: (1) All etudie. uee different method. and a..umption.. Pleaee refer to Individual eource. for detail..
(21 Potentlalevapotran8plratlon.

resolutions are usually between 4 to 7.5 degrees latitude by 5 to 10 degrees longitude -- grid areas of
hundreds of thousands of square kilometers. Yet, hydrologists are often Interested In climatic events that

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