Long used by several organizations, the Green Cross has become a symbol of environmental awareness and responsibility.

A religiously oriented group officially called the American Association of the Green Cross is based in Colorado Springs, Colorado, and describes itself as "a new Christian environmental organization whose purpose is to address the ethical and moral issues underlying ecological issues, and to mobilize volunteers in service to Creation." The group's motto is "serving and keeping Creation," and it encourages such activities as "the development of every church as a Creation-awareness center, education about Christian responsibility for the earth, local action to address ecological issues." The group also promotes tree planting, urban gardening, habitat restoration, resource conservation, and waste reduction. It is associated with the North American Conference on Christianity and Ecology, and it plans to establish a network of chapters in churches, schools, youth groups, and colleges.

The...