Geoscience Reference
In-Depth Information
Figure 11.52
The coincidence of ENSO events with regional climates that are wetter or drier than normal. The seasonal occurrences
of these anomolies varies geographically.
Sources
: After Rasmusson and Ropelowski, also Halpert. From Glantz
et al
. (1990). Composite reproduced by permission of Cambridge
University Press.
Figure 11.53
The proposed connection
between the Indian summer monsoon
and El Niño. (A) The observed strength
of the Asian summer monsoon (1980 to
1988) showing its weakness during the
three strong El Niño years 1982, 1983
and 1987. (B) Areas of India where the
summer monsoonal rainfall deficits (as a
percentage less than the 1901 to 1970
average) were significantly more frequent
in the El Niño years.
Sources
: (A) Browning (1996). (B) Gregory
(1988). IGU Study Group on Recent
Climate Change.
