Attention, humans! We only have a few years left! Grownups have stolen Greta's childhood! Hysteria! Outrage! Move to higher ground for the end! Here's one of the gentle messages from a Louisville student who ditched classes to participate in the #ClimateStrike on September 20, 2019. Swedish activist Greta Thunberg sailed to New York to deliver harsh words to adults who've not heeded warnings about climate change. Greta fears that human life cannot be sustained on the earth beyond another decade. "You have stolen my dreams and my childhood with your empty words," climate activist Greta Thunberg tells the UN. "We are in the beginning of a mass extinction and all you can talk about is money and fairy tales of eternal economic growth.