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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 decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A type of cloud consisting mostly of small particles such as ice particles.

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

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

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

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

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

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...