Carl Sagan’s 2/9/1990 keynote speech before the 5th Annual Emerging Issues Forum at NC State University, broadcast live on North Carolina Public Television. Introduction by
With unchecked emissions of climate pollutants, there is a 50% probability for the planetary warming to cross the so-called dangerous threshold of 2C by 2050;
Drawing on his expertise as former Executive Director of the United Nations Environment Programme, Achim Steiner https://en.wikipedia.org/wiki/Achim_Steiner Director of the Oxford Martin School, presented the
https://youtu.be/wadRjEFXGQQ For a historical perspective on climate progress, James Lovelock talked at The University of Kansas, addressing our responsibility in light of global warming, almost
