The polar vortex is a large area of low pressure and cold air surrounding the Earth's poles. It is a significant feature of the Earth's atmosphere, particularly in the winter months. The polar vortex generally consists of a strong, circulating jet stream that confines the cold air to the polar regions. Here are some key points about the polar vortex: 1. **Structure**: The polar vortex is made up of a large low-pressure system in the stratosphere.
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