Astrobiologist David Grinspoon on life, the universe and everything
Planetary Radio: Space Exploration, Astronomy and Science
00:00
How Important Is It That We Study These Other Worlds
"We are definitely at the phase now where we've become, you know, not just a planetary force, but potentially a danger to ourselves," says Jim Boulden. "There's no doubt in my mind that ... 100 years from now we'll be completely post fossil fuels", he adds. 'I think i see our evolving self awareness influencing the kind of species we're going to be'
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