If you have 2x 15 minutes for some great fun, here is the Penn & Teller show on global warming:
See the playlist on YouTube... Go to the individual page if you see no video above.
It's hilariously entertaining and most of the people who fight against global warming in various ways - by stones in their pocket indulgences, and walking along one-choice spiral "labyrinths", among others - are just unbelievable. I can't believe that there are so many people who are so stupid and so easily robbed of their money.
Thanks to Olda Klimánek!