To maximize their effectiveness, color cases should be printed in color. Nearly all environmental organizations have a similar aim: to stop the degradation of the natural environment. However, the strategies which environmental organizations choose to employ are sometimes starkly different. Compares the models of two dissimilar environmental powerhouses: Greenpeace and World Wildlife Fund for Nature (WWF). Active in 100 countries, WWF works with governments, businesses, other NGOs, and communities to set up conservation programs to preserve natural habitat. In contrast, Greenpeace works to campaign for environmental change against governments and corporations and accepts funding only through individuals and foundation grants. Explores the detailed history and business models of both organizations. Includes color exhibits.