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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 strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

Snow that rises to 8 feet or higher.

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...