The major regions of primary occupation on the basis of variations in land and its use are given below:
1. Hot tropical Regions:
- Equatorial wet forests (Amazon-Congo type)
- Tropical wet agricultural regions (Eastern India, Eastern Brazil)
- Wet – Dry Sub – tropical Savanna (Sudan, India, Brazil) region.
- Tropical highlands (Ethiopia type)
- Deserts (Sahara, Arabia, Thar, Central Asia, Mongolia, Western Australia, Kalahari)
2. Temperate Regions:
- Temperate grasslands (Prairies and Steppes type)
- Mediterranean region
- Northern China region
- Oceanic cyclonic region (Western Europe type)
- Continental cyclonic region (North – Eastern USA type)
- Cold continental region (Eastern Europe type)
3. Cold Regions:
- Cold forests (Taiga, Siberia, Canada type)
- Tundra region
- High mountains
Major regions and activities of primary occupations in the world are shown in the following map :
