What is Acid Rain?
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
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The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
A very cold high pressure that originates over the Arctic Ocean.
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...