To read how environmentalists have attempted to mimic the symbols of Christianity in an effort to create some kind of legitimacy for the Gaia movement as a religion click on this link.
Note: Enlarge the pictures of the Gaian Ark of Hope to get a greater sense of how similar in design is the Gaian Ark of Hope (holding environmental documents) to the Christian Ark of the Covenant (holding the tablets containing the Ten Commandments).