- Terry Tempest Williams speaking at Denison University in Granville, Ohio on January 31, 2006.
- Click here for the recording of TTW's talk (46.6 mb - 1hr 8min)
- Wangari Maathai speaking at Ohio State University in Columbus, Ohio on October 12, 2006.
- Click here for the recording of Dr. Maathai's talk (43.4 mb - 1hr 35min)
- Details
