Hulu Producing Documentary <br />on Greta Thunberg.<br />It centers on the 16-year-old climate activist's rise to the international stage.<br />The documentary will <br />premiere sometime <br />in 2020.<br />Filmmakers behind it have been following Thunberg since 2018.<br />Last year, she gained attention for organizing a school strike over <br />climate change inaction.<br />Production also covered her visit to the U.N. this year and meetings with <br />world leaders.<br />Thunberg was recently named <br />'Time's' Person of the Year <br />for 2019.<br />The Swedish native is the youngest <br />to have ever taken the honor.<br />Thunberg received a <br />Nobel Peace Prize nomination <br />in 2019 as well.<br />The activist also holds a fellowship from the <br />Royal Scottish Geographical Society
