 In 1997 he was twice noted in the "Guinness Book of Records".His book for young adults on his discovery of the Ice Maiden was selected as an "Outstanding Book" in 1998 by the Junior Library Guild.In 2000 he was selected by "Outside" magazine as one of “today’s 25 most extraordinary explorers,” and in 2001 the Ford Motor Company chose him as one of twelve "Heroes for the Planet."