Grumpy Old Geeks People Felix Finkbeiner Person Felix Finkbeiner 2 mentions in 1 episode The speaker identified as having urged a trillion-tree campaign in a 2011 United Nations speech. Mentions 630: Roast Beast Dec 23, 2023 35:04 This all started back in 2011 with Felix Finkbeiner. 35:23 He addressed the United Nations in a speech