Biome Basics
http://oncampus.richmond.edu/

Biomes
http://www.nceas.ucsb.edu/

Enchanted Learning Biomes http://www.enchantedlearning.com/

Habitats and Biomes
http://library.thinkquest.org/

Biomes of the World
http://www.teachersfirst.com/

Ecosystems, Biomes, and Habitats
http://www.fi.edu/

Introduction to Biomes
http://www.nearctica.com/

World Biomes
http://www.west-bend.k12.wi.us/

Introduction to Biomes
http://curriculum.calstatela.edu/

Major Biomes of the World 
http://www.factmonster.com/

Biomes Activities (scroll down)
http://www.edhelper.com/

Earth Floor Biomes 
http://www.cotf.edu/

Biomes of the World
http://www.snowcrest.net/

PBS: American Field Guide Videos
http://www.pbs.org/

Blue Planet Biomes 
http://www.blueplanetbiomes.org/

Mission:  Biomes 
http://earthobservatory.nasa.gov/

The World's Biomes 
http://www.ucmp.berkeley.edu/

World Biomes
http://www.worldbiomes.com/

Biomes 
http://mbgnet.mobot.org/

Biomes 
http://lsb.syr.edu//projects/