Scientist explains Global Warming in 1990

Climate scientist Stephen Schneider talks climate change, in 1990. Dr. Stephen Schneider is one of the most notable and outspoken scientists on the topic of

Expert urges Politics to Act on Climate Change (March 2017)

Climate scientist Michael Mann https://twitter.com/MichaelEMann gave testimony at hearing, titled “Climate Science: Assumptions, Policy Implications, and the Scientific Method,” was organized to “examine the scientific