- Stratosphere is above the troposphere layer.
- The mesosphere extended above the earth’s surface is up to 85 km.
- All vital atmosphere process leading to various climate and weather conditions take place in the troposphere.
- On the day of the summer solstice in the northern hemisphere length of day time on the Antarctic Circle is 24 hours.
- Days and nights are equal duration on March 21st at all parallel of latitude.
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