Books Recommended by Leonardo DiCaprio

Check out Michael Mann's book "The Hockey Stick & the Climate Wars" about his battle against climate denialism.

For centuries, powerful forces of greed have tried to hide the truth, but that doesn't change reality--the earth is round and climate change is very real. The Madhouse Effect brilliantly dissects the climate denial industry, empowering all of us to see the facts and take action before it's too late.

Thom Hartmann seeks out interesting subjects from such disparate outposts of curiosity that you have to wonder whether or not he uncovered them or they selected him.