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 …

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 …

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 …

2023年10月19日 · The ozone layer is one layer of the stratosphere, the second layer of Earth’s atmosphere. The stratosphere is the mass of protective gases clinging to our planet. The …

2024年9月17日 · Learn about the ozone layer and how human activities deplete it. This page provides information on the chemical processes that lead to ozone layer depletion, and …

2023年7月20日 · Ultraviolet radiation from the sun breaks apart these molecules, enabling free oxygen atoms to combine with an existing pair and create a “triplet” called ozone. Once it had …

2023年1月10日 · What is the ozone layer, and why does it matter? Human activity has damaged this protective layer of the stratosphere, but scientists say the ozone layer is on track for …

2024年11月18日 · Why is the ozone layer important? What is ozone depletion, and how does it occur? What is the ozone hole? What is the connection between ozone depletion and climate …

Most ozone (about 90%) resides in a layer that begins between 6 and 10 miles (10 and 17 kilometers) above the Earth's surface and extends up to about 30 miles (50 kilometers). This …

2024年11月2日 · The ozone layer is a layer in Earth’s atmosphere that absorbs most of the Sun’s UV radiation. It contains relatively high concentrations of ozone, although it is still very small …