Question

20 Near Which area of earth has thick ozone layer ?​

Answer 1

Explanation:

=>stratosphere

• Most ozone (about 90%) is found in the stratosphere, which begins about 10–16 kilometers (6–10 miles) above Earth's surface and extends up to about 50 kilo- meters (31 miles) altitude.
• The stratospheric region with the highest ozone concentration is commonly known as the “ozone layer”