La couche d'ozone
Example: La couche d'ozone protège la Terre des rayons ultraviolets.
Definition
"La couche d'ozone" refers to the layer of ozone gas present in the Earth's stratosphere that protects the planet from harmful ultraviolet rays by absorbing most of the sun's UV radiation. It plays a crucial role in maintaining environmental and human health.
Etymology
The term "la couche d'ozone" comes from French, where "couche" means layer and "ozone" is derived from the Greek word "ozein," meaning to smell. Did you know that ozone was named for its distinct sharp odor noticed by early chemists? This phrase literally describes the ozone layer as a protective atmospheric layer.
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"La couche d'ozone" appears in the Vocaplus list "French - Environment - (A1-C2) - set 1", containing 100 commonly used words.
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