What contemporary figure in the public eye can be likened to John Muir in terms of his or her capacity to encourage change, motivate participation in the environmental movement, and create awareness...

What contemporary figure in the public eye can be likened to John Muir in terms of his or her capacity to encourage change, motivate participation in the environmental movement, and create awareness of the issues? What do these individuals share in common? Some of these noted figures are recognized every year during the Goldman Environmental Prize selection process