`polar-mesospheric-clouds` Related Article Results

The upper layer of the atmosphere! The mesosphere is one of Earth’s atmospheric layers. It lies above the troposphere and stratosphere and encompasses the region before the thermosphere. Where Does It Begin and How Far Does It Extend? The mesosphere begins at approximately 50 kilometers in altitude and extends up to 85–90 kilometers. This layer is a high-altitude region of the atmosphere that is relatively thin and cool. What Happens in the Mesosphere? -Polar Mesospheric Clouds (Noctilucent Clou