TED Ideas worth spreading WATCH DISCOVER ATTEND PARTICIPATE ABOUT SIGNIN We can change climate change. Countdownis a global initiative to accelerate solutions to the climate crisis. The goal: to cut greenhouse gas emissions in half by 2030. It all starts on 10.10.2020. GOUNFPOFTN View the speaker lineup and #JoinTheCountdown VIEW LINEUP TED Recommends Talks recommended just for you; delivered to your inbox What interests you? Technology Science Design Business Collaboration Innovation Social change Health Nature The environment The future Communication Activism Child development Percona New! Activity Feed