作者 | William Bingham Foundation / Blossom Music Center / Cleveland Health Education Museum / Glenco Enterprises, Inc / Case Western Reserve University / Environmental Defense Fund / Urban Community School / Greater Cleveland Christian Schools / Hathaway Brown School / Hawken School / Cumberland College (Williamsburg, Ky.) / Duke University / Choate Rosemary Hall / Radcliffe College / University of California, Berkeley / University of Massachusetts / Natural Resources Defense Council / Institute for Conservation Leadership / Student Conservation Association (U.S.) / Wilderness Society (U.S.) / Sierra Club. Legal Defense Fund |