Earth Day

Published On: April 23, 2017
Denis Hayes Earth Day 2017 Science March Washington D.C.
Published On: April 22, 2017
Science March Compilation Earth Day 2017 Washington DC
Published On: April 22, 2017
Michael Mann at Science March “Policy based on Scientific Evidence!”
Published On: April 22, 2017
Bill Nye at Huge Science March Crowd “Science must shape Policy!”
Published On: April 23, 2015
President Obama’s Earth Day Speech 2015
Published On: April 11, 2015
The Ghost of Earth Day Present

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