What are the three main climatic region of the world.?

The three main climatic regions of the world are:

1. Tropical: Characterized by warm temperatures year-round and high levels of precipitation. This region includes the equatorial zone and tropical rainforests.

2. Temperate: Characterized by moderate temperatures and distinct seasons, including warm summers and cold winters. This region includes much of North America, Europe, and parts of Asia.

3. Polar: Characterized by extremely cold temperatures and little precipitation. This region includes the Arctic and Antarctic regions.

1. Tropical region
2. Temperate region
3. Polar region