Four ma­jor jet streams whirl around the planet

Science Illustrated - - ASK US -

Earth’s ro­ta­tion af­fects the air streams 8-16 km above the ground. The re­sult is the jet streams, which flow east like gi­ant snakes that bite their own tails.

SUB­TROP­I­CAL JET: The most well-known and most ro­bust jet stream is some 30° from the Equa­tor at a level of 12-16 km. PO­LAR JET:

Near the Po­lar front, some 60° from the Equa­tor at a level of 8-10 km. EQUA­TOR

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