Savanna is a biome that is located between tropical rainforest biome and desert biome. It is mainly found in Africa, South America, India and Australia. The Savanna biome is an area with very dry season and very wet season. Savanna is mostly grass with few scattered trees. It covers half of the surface of Africa, large areas of Australia, India and South America. Savanna is created because of hadley cells. Hadley cells are when it rains a lot in the rain forest, the amount of rains will decrease