Normal Atmosphere - Ocean Circulation. wind W E W E Warm Cold Pacific ocean 1 m Normal El Niño Circulatio n Changes Associate d with El Niño.

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Presentation transcript:

Normal Atmosphere - Ocean Circulation

wind W E W E Warm Cold Pacific ocean 1 m Normal El Niño Circulatio n Changes Associate d with El Niño

SST & Precip. Change s During El Niño NOAA/PMEL/TAO Palau, much rain Palau, dry Cold water Warm water Normal El Niño

Palau E. Pacific Warming During ‘82-3 El Niño NOAA-CIRES

El Niño Nov-Mar Precipitation Anomaly Palau NOAA-CIRES

Global Impacts of ElNiño USDA

El Niño in Palau: Drought Photos courtesy of Dr.Pat Colin

Drought in Palau 1998 El Niño Brush Fires Photos courtesy of Dr.Pat Colin

Mathematica l Models: El Niños More Frequent & Intense in Warmer Climate Need historical climate records to evaluate this… Need historical climate records to evaluate this… “The farther backward you can look, the farther forward you are likely to see.” -Winston Churchill

Occurrence of El Niño Increased Over Last 10,000 Years Moy et al. (2002) Nature 420:

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