what are the altitude ranges of the troposphere, stratosphere, mesosphere, and the thermosphere?

http://san.hufs.ac.kr/~gwlee/session1/layers.html

To find the altitude ranges of the troposphere, stratosphere, mesosphere, and thermosphere, we can refer to Earth's atmospheric layers. The altitude ranges can vary depending on factors like latitude, season, and weather conditions. However, here are the approximate altitude ranges for each layer:

1. Troposphere: The troposphere is the lowest layer of the atmosphere, extending from the Earth's surface to about 8-15 kilometers (5-9 miles) in altitude. This layer is where weather phenomena occur, and it contains nearly all of the Earth's atmospheric water vapor, clouds, and air pollutants.

2. Stratosphere: Above the troposphere is the stratosphere, which reaches from the top of the troposphere to roughly 50 kilometers (31 miles) in altitude. The boundary between the troposphere and stratosphere is called the tropopause. The stratosphere is known for the presence of the ozone layer, which absorbs much of the Sun's harmful ultraviolet (UV) radiation.

3. Mesosphere: Situated above the stratosphere is the mesosphere, extending from the top of the stratosphere up to about 85 kilometers (53 miles) in altitude. The mesosphere is characterized by decreasing temperatures with increasing altitude, and it is the layer where meteors disintegrate upon entering the atmosphere, creating 'shooting stars'.

4. Thermosphere: Beyond the mesosphere lies the thermosphere, stretching from the top of the mesosphere up to approximately 600 kilometers (372 miles) in altitude. The thermosphere is characterized by extremely low density but high temperatures due to intense solar radiation. It contains the ionosphere, where the Earth's atmosphere becomes ionized and interacts with charged particles from the Sun.

It's important to note that these altitude ranges are approximate and can vary depending on various factors.