The tropical rainforest is a hot, moist biome where it rains all year long. It is known for its dense canopies of vegetation that form three different layers.. The tropical rainforest biome has four main characteristics very high annual rainfall, high average temperatures, nutrient-poor soil, and high levels of.... . . ... tropical rainforest, also spelled tropical rain forest, luxuriant forest found in wet tropical uplands and lowlands around the Equator.. Tropical rainforests receive annual precipitation amounts of to inches to cm. Some rainforests in the world experience annual rainfall amounts.... Tropical rainforests are also home to the most diverse flowers in the world, orchids. With between -, naturally occurring species, orchids are specially.... . . ... Tropical rainforests are mainly located between the latitudes of .N the Tropic of Cancer and .S the Tropic of Capricornthe tropics.. . . ... Deforestation is one of the biggest threats to tropical rainforests. After cutting down trees, the la