What happens in the stratosphere?

The stratosphere (/ ˈ s t r æ t ə ˌ s f ɪər, -t oʊ-/) is the second major layer of Earth's atmosphere, just above the troposphere, and below the mesosphere. About 20% of the atmosphere's mass is contained in the stratosphere. read more

The stratosphere is the second layer, as one moves upward from Earth's surface, of the atmosphere. The stratosphere is above the troposphere and below the mesosphere. The top of the stratosphere occurs at 50 km (31 miles) altitude. The boundary between the stratosphere and the mesosphere above is called the stratopause. read more

The temperature increases . The stratosphere is the second major layer of Earth's atmosphere, just above the troposphere, and below the mesosphere. read more