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ENSO. http://www.gfdl.noaa.gov/~atw/enso/el-nino_la-nina.mov. http://oceanservice.noaa.gov/education/yos/resource/JetStream/tropics/enso_impacts.htm. http://www.usgcrp.gov/usgcrp/Library/watercycle/wcsgreport2001/bigpics/box.3.2.jpg. Alaska. +. Oregon/ Washington.
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ENSO http://www.gfdl.noaa.gov/~atw/enso/el-nino_la-nina.mov
http://oceanservice.noaa.gov/education/yos/resource/JetStream/tropics/enso_impacts.htmhttp://oceanservice.noaa.gov/education/yos/resource/JetStream/tropics/enso_impacts.htm http://www.usgcrp.gov/usgcrp/Library/watercycle/wcsgreport2001/bigpics/box.3.2.jpg
Alaska + Oregon/ Washington http://oceanexplorer.noaa.gov/explorations/02alaska/background/corals_cli/media/fig1_pdo_600.jpg PDO _ Alaska Oregon/ Washington http://www.nwfsc.noaa.gov/research/divisions/fed/oeip/ca-pdo.cfm
North Atlantic Oscillation (NAO) -pressure difference between Azores High and Icelandic Low -highly correlated with AO (Arctic Oscillation) -Similar relationships exist in the southern hemisphere (Antarctic Oscillation – also called SAM for Southern Annular Mode)