ScienceJuly 9, 2026

sulfate

/ˈsʌlfeɪt/

Definition

A chemical compound or particle formed from sulfur that, when present in the atmosphere, reflects sunlight and facilitates cloud formation.

Etymology

The word originates from the combination of 'sulfur' (from Latin sulfur) and the chemical suffix '-ate,' used to denote a salt or ester. It entered English chemistry terminology in the 18th century to describe various sulfate salts.

In the news

In this article, sulfates are described as atmospheric particles created from geologic sulfur emissions that cause short-term global cooling spikes by reflecting solar energy. They are contrasted with long-lasting carbon emissions, which contribute to extended periods of warming.

FSU scientists find gas emissions from rocks may have contributed to ancient climate swings, mass extinctions

Read the full article ↗

Florida State University News

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