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Jet Stream Video Lecture | Geography for UPSC CSE
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FAQs on Jet Stream Video Lecture - Geography for UPSC CSE
| 1. What is the jet stream and how does it affect weather patterns? |  |
Ans.The jet stream is a fast-flowing ribbon of air located high in the atmosphere, typically at altitudes of 30,000 feet or more. It plays a crucial role in shaping weather patterns by influencing the movement of storms and air masses. Changes in the jet stream can lead to significant weather events, such as extreme temperatures, heavy rainfall, or droughts.
| 2. How does the jet stream change with the seasons? | |
Ans.The jet stream varies with the seasons due to temperature differences between the equator and the poles. In winter, the jet stream tends to be stronger and positioned further south, bringing colder air to lower latitudes. In summer, it weakens and shifts northward, allowing warmer air to dominate in many regions.
| 3. What factors influence the strength and position of the jet stream? | |
Ans.Several factors influence the jet stream, including temperature gradients, the Earth's rotation, and pressure systems. For example, a steep temperature difference between polar and tropical air can enhance the jet stream's strength, while changes in ocean temperatures can also impact its position and behavior.
| 4. How does climate change affect the jet stream? | |
Ans. Climate change can alter the jet stream's patterns by affecting the temperature differences between the poles and the equator. Some studies suggest that a warming climate may lead to a weaker or more erratic jet stream, which could result in prolonged weather patterns and increased frequency of extreme weather events.
| 5. Can the jet stream be predicted, and how does this affect weather forecasting? | |
Ans.Yes, meteorologists use advanced computer models to predict the jet stream's path and behavior. Accurate predictions of the jet stream are essential for weather forecasting, as they help in anticipating storm tracks, temperature changes, and other weather phenomena, allowing for better preparation and response to changing conditions.
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Dec 22, 2024 Last updated |
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