Dr. Barry Commoner warns people against the use of nuclear energy.
PHOTO: ROGER HAILE
Dr. Paul Ehrlich hopes that through his research "more people will see that it's possible to grow crops without dousing them with pesticides."
Dr. Ann Wigmore is founder and director of the Hippocrates Health Institute in Boston, where she teaches visitors from all over the world a wholistic physical/spiritual way of life.
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