Summary: pioneering conservationist considered by many to be "the mother of the modern conservation movement" who with her late husband Olaus played a pivotal role in the enactment of the 1964 Wilderness Act and creation of the Arctic National Wildlife Refuge, and who was awarded the Presidential Medal of Freedom in 1998 from President Clinton.
Cause of Death: Natural causes
Born: August 18, 1902
Died: October 19, 2003
Location: Grand Teton National Park, Wyoming