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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Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...
An instrument for measuring atmospheric pressure.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...