Final answer:
The five major climate regions are tropical rainforest, tropical savanna, desert, mediterranean, and temperate grassland, each with smaller regions characterized by specific climatic characteristics.
Step-by-step explanation:
The five major climate regions are tropical rainforest, tropical savanna, desert, mediterranean, and temperate grassland. Within each region, there are smaller regions with specific climatic characteristics. For example, within the tropical rainforest region, you may find a smaller region characterized by high levels of rainfall and dense vegetation. In the desert region, there may be a smaller region with extreme temperatures and very little rainfall. These smaller regions within the major climate regions contribute to the overall diversity and complexity of Earth's climates.
Learn more about climate regions