Jet streams are found in the tropopause, which is the boundary between the troposphere and the stratosphere. They form here because this is where the greatest pressure and temperature differences between the cold polar air and warm tropical air exist. ...
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Cyclones and anticyclones are classified as secondary atmospheric circulations. While “primary” circulations (like the Hadley Cell) are global and permanent, secondary circulations are smaller, regional and temporary. They are the individual high and low-pressure systems that move across the planet, ...
Insolation is an acronym for “INcoming SOLar radiATION.” It represents the amount of solar energy that reaches a specific area of the Earth’s surface in a given time. The amount of insolation varies significantly based on the angle of the ...
Trade winds blow from the Subtropical High-Pressure belts (around 30° N and S) toward the Equatorial Low-Pressure belt (the ITCZ). These winds are constant and reliable, blowing from the northeast in the Northern Hemisphere and the southeast in the Southern ...
Noctilucent clouds or “night-shining” clouds, are composed of tiny ice crystals. They form in the mesosphere, the highest part of the atmosphere, at altitudes of about 76 to 85 kilometers. They are only visible during deep twilight when the sun ...