University of California
U.c. Berkeley Libraries: Plant Distribution Maps
This resource provides a list of online maps of world vegetation such as biomes, forests and plants.
Other
Children's Tropical Forests
This children's resource provides a variety of fact sheets, maps, news, and more about the world's tropical rainforests.
The Environmental Literacy Council
Environmental Literacy Council: Ecosystems
Article explaining ecosystems and why we use them to organize our ideas about the natural world. Links to additional resources, maps, and activities.
Other
Thurston High School: The Tundra Climate
Site discusses and analyzes the daily weather in the tundra. Provides a map of the world that is color-coded to show the different biomes and systems of the world.