Tsakanin Tsakanin Pacific

Bambancin shekara-shekara na IPO tun daga 1871 ta Ofishin Met. Matakan da suka dace suna wakiltar lambobi masu kyau; lambobi marasa kyau suna wakiltar matakai marasa kyau.

Interdecadal Pacific oscillation (IPO) wani abu ne na oceanographic / meteorological mai kama da Pacific decadal oscillation, amma yana faruwa a wani yanki mai faɗi na Pacific. Duk da yake PDO yana faruwa a tsakiyar latitudes na Tekun Pacific a arewacin arewa, IPO ya shimfiɗa daga kudancin kudu zuwa arewacin arewa.

Lokacin oscillation kusan shekaru 15-30. Matakan da suka dace na IPO suna da zafi fiye da matsakaicin Pacific mai zafi kuma suna da sanyi fiye da matsakaiciyar arewacin Pacific. Matakan da ba su da kyau suna nunawa ta hanyar juyawa na wannan tsari, tare da wurare masu sanyi da yankuna masu zafi na arewa.

IPO yana da matakai masu kyau (kudu maso gabashin Pacific mai zafi) daga 1922 zuwa 1946 da 1978 zuwa 1998, da kuma mummunan lokaci tsakanin 1947 da 1976.[1]