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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 line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

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

An instrument for measuring atmospheric pressure.

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

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

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

A very cold high pressure that originates over the Arctic Ocean.

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

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...