PBS
Pbs: Journey to Planet Earth: Seas of Grass
A part of the PBS series "Journey to Planet Earth," this section explores the world's grasslands, some of which are in environmental danger. Includes video and educational resources.
Other
Radford University: Tropical Savannas
This is part of a virtual geography project from Radford University. Learn about the climate, vegetation, grasses, soil, and fauna of tropical savannas.