Ecological Consequences of Climate Change: Synthesis and Research Needs - Ecological Consequences of Climate Change - page 293

Mean Annual Precipitation (1971-2000)

Precipitation (in)

< 4
4-8
8-12
12-16

16-20
20-24
24-28
28-32

32-36
36-40
40-50
50-60

60-70
70-80
80-100
100-120

120-140
140-160
160 +

e PRISM Group, Oregon State University
http://prism.oregonstate.edu

FIGURE 1.1 Mean.annual.precipitation.from.PRISM.(Daly.et.al..2002,.2004,.2008).for.the.1971-2000.
period.of.record..Note.the.sharp.gradients.in.much.of.the.West.

2.0

1.5

1.0

0.5

0.0

-0.5

FIGURE 1.2 Linear.trends.in.temperature.(°C/century).from.the.HadCRU.0.5°.×.0.5°.dataset,.evalu-
ated.over.the.1901-2000.period..The.contour.interval.is.0.5°C.per.century.