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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

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

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

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

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

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

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.