mekanisme el nino la nina - wangsajaya's … nino –la nina the basic mechanism of general...
TRANSCRIPT
MEKANISME
EL NINO – LA NINA
The Basic Mechanism of General Circulation
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Sumber NOAA
Sumber NOAA
Sumber NOAA
ZLD
El Nino Intensity IndexWeak : I ≤ 14.9 (1963/1964, 1965/1966, 1968/1970)Moderate : 15 ≥ I ≤ 19.9 (1957/1958, 2002/2003)Strong : 20 ≥ I ≤ 24.9 (1972/1973, 1986/1987, 1991/1992)Very Strong : I ≥ 25 (1982/1983, 1997/1998)
Sumber: NOAA
Sumber: NOAA
Grafik intensitas vs kekeringan
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
0 5 10 15 20 25
Intensitas (ASST maks. dibagi durasi)
Kekeri
ng
an
Tahun
Kekeringan
BMG Durasi Index A Index B
1957 - 1958 19 10,13 14,83
1963 - 1964 92% 10 12,25 7,14
1965 - 1966 96% 17 13,23 13,87
1968 - 1970 91% 23 15,13 14,21
1972 - 1973 98% 12 16,73 16,33
1982 - 1983 100% 19 14,62 23,8
1986 - 1987 91% 22 8,27 23,66
1991 - 1992 98% 31 6,22 21,05
1997 - 1998 94% 14 19,67 25
Sumber Suara Pembaruan
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