Science March Compilation Earth Day 2017 Washington DC
Scientists speak
Michael Mann at Science March “Policy based on Scientific Evidence!”
On Earth Day, April 22, Penn State's Michael Mann spoke in front of the large crowd of the March For Science in Washington DC.
Bill Nye at Huge Science March Crowd “Science must shape Policy!”
On Earth Day April 22, 2017
Climate Change is a Natural Cycle?
Part of a feature film by 350.org