What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
The branch of science dealing with the laws of motion of air or other gases.