Young Voices on Climate Grow Louder Around the World Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Climate activists attend the March for Climate in a protest against global warming in Katowice, Poland, Saturday, Dec. 8, 2018 ( AP Photo ) Produced by Alexandra Botti and Ellen Frankman Produced by GBH, PRX and WNYC Studios