three well known types of tropical climate are classified as the Tropical Rain forest, Tropical Monsoon,and lastly the Tropical Wet and Dry or more classically known as the Savannah.
Okay the tropics are known for their heavy rains right? So they always have a lot of precipitation. And because of that there is a lot of Vegetation( or plants ) Also moist climates for tropical creatures to live in. The ground is full of nutrients year round that help the plants grow:) hope this helps:D
