Their stated mission is to:
- Explore, enjoy and protect the wild places of the earth.
- Practice and promote the responsible use of the earth's ecosystems and resources.
- Educate and enlist humanity to protect and restore the quality of the natural and human environment.
- Use all lawful means to carry out these objectives.
By 2011, however, it had become a $100-million-per-year entity with declining membership and reliance on at least one multi-million-dollar deal with the corporate world.