Ecosystems of the World.This PowerPoint about ecosystems is a good jump start into the environment in the world around us. This PowerPoint has quick basic information about the major ecosystems. The ecosystems included are: • Forest – Tropical and Temperate rainforest, Temperate Deciduous Forest, Taiga• Grassland – Prairie, Savannah• Desert – Hot, Cold• Tundra – Arctic, Alpine• Wetlands – Swamp, Marsh• Freshwater – Lakes/Ponds, Rivers/Streams, Estuaries• Marine – Ocean, Coral ReefsYou can add th