World You know Greta Thunberg. Meet 15 other young climate activists taking on world leaders September 26, 2019September 27, 2019Joshua Bote, USA TODAYComments Off on You know Greta Thunberg. Meet 15 other young climate activists taking on world leaders You know Greta Thunberg. But here's a look at the 15 other young climate activists who are demanding the United Nations take action on climate change
