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Food for Thought: El Niño and La Niña impact weather differently

Every so many years, we hear about El Niño and La Niña and how these systems affect weather in North America, even in Southwestern Ontario.

Every so many years, we hear news about El Niño and La Niña and how these systems affect weather in North America, even here in Southwestern Ontario.

El Niño (the warm phase) and La Niña (the cold phase) are complex weather patterns resulting from variations in temperatures in the Pacific Ocean.

Food for Thought: El Niño and La Niña impact weather differently Back to video

They are opposite phases of a natural climate cycle that causes ocean temperatures in the southern Pacific Ocean to shift back and forth, influencing wind, rain and temperature.

Under normal conditions in the Pacific Ocean, trade winds blow west along the equator, taking warm water from South........

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