National Geographic's Climate Change movie "Before The Flood," featuring actor-activist Leonardo DiCaprio, can now be viewed freely on Youtube.
One of the most interesting points in the movie comes at around the 23
At 23 minutes, scientist Michael E. Mann, famous for
co-discovering the "hockey stick graph"
via eigenvector based climate field reconstruction (CFR), recounts how
media like the Wall Street Journal demonized him for his research, how
he received death threats from unknown sources, how Congress grilled him
about whether his scientific methods are credible, and how he even
received an envelope in the mail with strange white powder in it.
movie is worth watching because it shows very clearly that a) man-made
climate change is happening and that b) the negative effects of climate
change are already impacting many areas of the world.