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

The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

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

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...