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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Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A large body of air having similar horizontal temperature and moisture characteristics.
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
An instrument for measuring atmospheric pressure.
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...