Dark blue cloudy sky

What is Atmosphere?

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

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Glossary

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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

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

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...