"Dying Green" Explores Conservation Through Natural Burial
Clip: 04/11/2012 | 5m 50s
A new documentary explores environmentally friendly burial - and how it can be used to conserve land - by following a pioneer of the movement, Dr. Billy Campbell. Hari Sreenivasan recently sat down with Dr. Campbell and the filmmaker, Ellen Tripler, to find out more about the practice.
Aired: 04/11/12
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