It's more clear now than ever: climate can't wait! We can change climate change but we need your urgent help. Companies, cities, partners, citizens and TEDx organizers can join the Countdown conversation, help spread the word, and discuss local solutions by hosting TEDx Countdown events in their communities from October 30 through the end of 2021. Anyone, anywhere can sign up to host their own TEDx event of any size and format. You can host a watch party featuring Countdown talks, or curate a co