Primary Circulation

Circulation in the atmosphere falls into three major divisions:

  1. Primary Circulation

  2. Secondary Circulation

  3. Tertiary Circulation

Text Box: SECONDARY CIRCULATION
Text Box: PRIMARY CIRCULATION

Primary circulation:

Higher temperatures are experienced at the equator than at the poles. To balance out these differences, warm air is transferred to the poles and cold air to the equator. This is known as the primary circulation or the general circulation of the atmosphere.