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Stylized world map showing the great ocean currents
Rivers in the Sea: How Ocean Currents Shape Climate, Life and TradeThe great conveyor belt, the five gyres and the Gulf Stream: how ocean currents move heat, feed marine life and quietly run the planet's climate.
Diagram of Pacific trade winds during El Niño and La Niña
El Niño and La Niña: How a Pacific Seesaw Changes Weather WorldwideWhy a shift in Pacific winds can flood one continent and dry another: El Niño and La Niña explained simply.
Diagram showing the Moon's pull creating two tidal bulges on Earth
Tides Explained: Why the Sea Rises and Falls Twice a DayThe Moon, the Sun and the shape of the coast: how tides work, why some places have huge ranges, and what spring and neap tides mean.
Cross-section of a wave travelling from open sea to breaking on a beach
How Waves Are Born: From Distant Storms to the Beach at Your FeetWind, fetch and swell: how ocean waves form far out at sea, travel for thousands of kilometers, and finally break on the shore.