Peter Ward

Dr. Peter Ward is a professor of Biology and Earth and Space Sciences at the University of Washington. He specializes in mass extinction events and also serves as an astrobiologist with NASA. Ward is the author of more than a dozen books, including Rare Earth: Why Complex Life is Uncommon in the Universe (with Donald Brownlee), Out of Thin Air: Dinosaurs, Birds and Earth’s Ancient Atmosphere. Peter spoke at TED2008.

Revealing astonishing new findings, Biologist Peter Ward shares how low dose exposure to hydrogen sulfide dramatically increases growth rates and yield for wheat, bio-fuel algae, and other plants.