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Ozone layer - Wikipedia
Ozone in the Earth's stratosphere is created by ultraviolet light striking ordinary oxygen molecules containing two oxygen atoms (O 2), splitting them into individual oxygen atoms (atomic …
The Ozone Layer - Center for Science Education
Near the ground, ozone is an air pollutant that causes lung damage and asthma attacks. But 10 to 30 miles above the Earth’s surface (16-48 km), ozone molecules protect life on Earth. They …
7.3: Depletion of the Ozone Layer - Chemistry LibreTexts
2023年2月13日 · The ozone layer is created when ultraviolet rays react with oxygen molecules (O 2) to create ozone (O 3) and atomic oxygen (O). This process is called the Chapman cycle. …
Ozone layer | Description, Importance, & Facts | Britannica
2025年1月17日 · Ozone layer, region of the upper atmosphere, between roughly 15 and 35 km (9 and 22 miles) above Earth’s surface, containing relatively high concentrations of ozone …
What is the ozone layer, and why is it important?
2023年3月13日 · The stratosphere includes the zone commonly called the ‘ozone layer’. It plays a crucial role in keeping the planet habitable by absorbing potentially dangerous ultraviolet (UV …
Ozone Layer- Importance | Ozone Layer Depletion & It's Causes
Read About The Importance, Preparation, Structure, And Properties Of The Ozone Layer. Understand The Reasons For Ozone Layer Depletion and how it can be counteracted
stratosphere with the highest amount of ozone is commonly referred to as the “ozone layer”. Throughout the atmosphere, ozone is formed in multistep chemical processes that are initiated …
Science - Ozone Basics - National Oceanic and Atmospheric …
The ozone molecules in the upper atmosphere (stratosphere) and the lower atmosphere (troposphere) are chemically identical, because they all consist of three oxygen atoms and …
Ozone | Definition, Properties, Air Pollution, Importance, Structure ...
2025年1月23日 · ozone layer, region of the upper atmosphere, between roughly 15 and 35 km (9 and 22 miles) above Earth’s surface, containing relatively high concentrations of ozone …
Ozone - NASA Earth Observatory
In the stratosphere, ozone is created primarily by ultraviolet radiation. When high-energy ultraviolet rays strike ordinary oxygen molecules (O 2), they split the molecule into two single …