Forest Ethics ~ www.forestethics.org

FSC ~ Forest Stewardship Council ~ www.fscus.org

Greenpeace ~ www.greenpeace.org/usa

National Wildlife Federation ~ www.nwf.org

Rainforest Alliance ~ www.rainforest-alliance.org

SmartWood ~ www.rainforest-alliance.org/programs/forestry/smartwood/index.html

The Nature Conservancy ~ www.nature.org

WWF ~ World Wildlife Federation ~ www.worldwildlife.org