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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

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

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

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...