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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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Glossary

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

A very cold high pressure that originates over the Arctic Ocean.