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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.

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...

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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

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

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

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

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