From the experts: Greenhouse effect

This video contains expert interviews with Professor Naomi Oreskes, Dr Ed Hawkins, Professor Mike Mann, Professor Simon Donner, Professor Richard Alley, Stephan Lewandowsky, Professor Eric Rignot, Professor Jonathan Bamber and Professor Lonnie Thompson. They talk primarily about the history of the discovery of the greenhouse effect.

Source: Denial101x (a MOOC from UQx and edX)