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

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

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

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...