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NASA Ozone Watch: Latest status of ozone
View the latest status of the ozone layer over the Antarctic, with a focus on the ozone hole. Satellite instruments monitor the ozone layer, and we use their data to create the images that depict the amount of ozone. Click any map image to bring up a new page with a high-resolution image.
Ozone layer - Wikipedia
The ozone layer or ozone shield is a region of Earth 's stratosphere that absorbs most of the Sun 's ultraviolet radiation. It contains a high concentration of ozone (O 3) in relation to other parts of the atmosphere, although still small in relation to other gases in the stratosphere.
Ozone layer | Description, Importance, & Facts | Britannica
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 molecules.
Basic Ozone Layer Science - US EPA
Most atmospheric ozone is concentrated in a layer in the stratosphere, about 9 to 18 miles (15 to 30 km) above the Earth's surface (see the figure). Ozone is a molecule that contains three oxygen atoms. At any given time, ozone molecules are constantly formed and destroyed in the stratosphere.
What Is Earth’s Ozone Layer and Why Is It Important?
This silent protector is Earth’s ozone layer—a thin band of gas that forms a shield around our planet, defending us from the Sun’s most dangerous rays. Without it, Earth as we know it would be a scorched and uninhabitable world.
Ozone Layer - National Geographic Society
The ozone layer is a thin part of Earth's atmosphere that absorbs almost all of the sun's harmful ultraviolet light. "Ozone holes" are popular names for areas of damage to the ozone layer.
The Ozone Layer - Center for Science Education
In the stratosphere is the ozone layer, which keeps much of the harmful UV radiation from the Sun from reaching us on the surface.
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