Very strong air currents in the upper air westerlies are known as:

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Very strong air currents in the upper air westerlies are known as:

Jet streams
Tornados
Blizzards
Chinook winds
This question was previously asked in
UPSC Geoscientist – 2021
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Very strong, narrow air currents in the upper atmosphere, particularly in the westerlies, are known as jet streams.
Jet streams are high-altitude, fast-flowing air currents found at the boundary between different air masses.
The main jet streams are the polar jet and the subtropical jet. They significantly influence weather patterns and the movement of air masses.

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