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File: ENSO_walker-circulation_animation.gif

File name: ENSO_walker-circulation_animation.gif
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Alternate Text: Three-frame animation of Walker circulation under El Nino, La Nina, and neutral conditions
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Three-frame animation of Walker circulation under El Nino, La Nina, and neutral conditions

Image caption

Three phases of the tropical Pacific atmospheric circulation pattern: El Niño, La Niña, and neutral. During El Niño, the engine driving tropical circulation shifts to the east, while during La Niña, it's stronger than average. Figure by climate.gov.