Bob Collins of MPR News explains the history of the “hockey stick” graph.

Dr. Mann’s commentary in the Scientific American on the 20th anniversary of the graph that changed climate science.

Rachel Paul of The California Aggie explains how there are signs of spring coming earlier at higher latitudes.

Donte Gibson of A Plus explains how there are still ways to combat climate change.

Greta Jochem of Grist explains how 78 percent of Americans believe schools should teach kids about global warming.

Joseph Romm of Think Progress and Climate Progress explains why a slowing Gulf Stream system means catastrophic East Coast flooding will get worse. 

Jesse Nichols and Eve Andrews, of Grist, created an amazing video where they read Dr. Mann’s book to a class of real live 7-year-olds.