Stratosphere | Ozone Layer, Temperature Winds | Britannica Stratosphere, layer of Earth’s atmosphere lying between the troposphere and the mesosphere The lower portion of the stratosphere is nearly isothermal (a layer of constant temperature), whereas temperatures in its upper levels increase with altitude The stratosphere extends from the tropopause at
Layers of the Atmosphere - National Oceanic and Atmospheric Administration The transition layer at the bottom of the stratosphere is called the tropopause Troposphere Known as the lower atmosphere, almost all weather occurs in this region The troposphere begins at the Earth's surface, but the height of the troposphere varies