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Figure 2.11 Schematic of
evidence for delayed
oscillator physics on biennial
(QB), interannual (LF ENSO)
and decadal (quasi-decadal)
time scales in the Pacific
basin. Shading designates
Pacific warming for the
El Ni˜o or ''El Ni˜o-like''
phase in all three signals, RW
indicates off-equatorial
Rossby waves. (FromWarren
White, JEDA, Scripps
Institution of
Oceanography, http://
coaac.ucsd.edu/PROJECTS/
index_current.html)
Biennial
30°
Ν
30°
Ν
20°
Ν
20°
Ν
RW
10
°
Ν
10
°
Ν
0°
0°
10
°
S
10
°
S
20°
S
20°
S
30°
110°
E
30°
S
140°
E
170°
E
160°
W
130°
W
100°
W
°
W
Interannual
30
°
Ν
30
°
Ν
20°
Ν
20°
Ν
RW
10°
Ν
10°
Ν
0
°
0
°
10°
S
10°
S
20
°
S
20
°
S
30
°
S
30
°
S
110°
E
140°
E
170°
E
160°
W
130°
W
100°
W
°
W
Decadal
30°
Ν
30°
Ν
RW
20
°
Ν
20°
Ν
10°
Ν
10°
Ν
0°
0°
10
°
S
10
°
S
20°
S
20°
S
30
°
S
30
°
S
110°
E
140°
E
170°
E
160°
W
130°
W
100°
W
°
W
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