Q: What is the stratosphere?

stratosphere; It is the second layer of the atmosphere and extends from the tropopause to an altitude ranging between 50-55 km from the Earth’s surface. The temperature increases with height in this layer, and it is completely stable and free of vertical air currents. There is no water vapor in it. Ozone gas also spreads there. And be free of weather phenomena. At the end of this layer there is an imaginary surface called the stratopause.