Formation of river landforms
Why does the shoreline of the Yangtze River at Zhenjiang keep shifting northwards?
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GEOGRAPHY · 7 EXPLORATION STEPS
Pressure belts, wind belts and atmospheric circulation
Why did Magellan's fleet sometimes sail against the wind and sometimes with it, yet struggle to advance near 30°S?
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- 01
Equatorial low
- 02
Air descending at 30°
- 03
Air rising at 60°
- 04
Seven pressure belts and six wind belts
- 05
Seasonal migration
- 06
Land and ocean distribution
- 07
Magellan voyage assessment
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Apparent motion of the Sun, seasons and climate zones
Why do the Sun's altitude and direction at noon change systematically throughout the year?
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Ocean currents: distribution and effects
Why did tens of thousands of toy ducks lost at sea drift to coastlines around the world?
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