Dark blue cloudy sky

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 thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

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

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

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

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

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...