The results of the study that would differ if the data was collected over a six-month period during the La Nina year instead of the El Nino year would be that:
El Nino and La Nina are opposite phases of a natural climate pattern across the tropical Pacific Ocean.
The La Nina year refers to the periodic cooling of the sea-surface temperatures across the east central equatorial pacific.
The El Nino year refers to the above-average sea-surface temperatures that periodically develops across the east central equatorial pacific.
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