Christo and Jeanne-Claude
In 2007, NWM published a book entitled "Art in Action: Nature, Creativity, and Our Collective Future", with a foreword by Achim Steiner, Executive Director of the United Nations Environment Programme, and containing artworks by Christo and Jeanne-Claude, Joseph Beuys, Ed Burtynsky, Ken Rinaldo, and Cai Guo-Qiang, among others.