Climate ChangeNEWSYOUTH VOICES Avengers Endgame Heroes Fight Climate Change by Dalia Auerbach July 1, 2019 by Dalia Auerbach July 1, 2019 Avengers Endgame superheroes Don Cheadle and Mark Ruffalo are taking on climate change by supporting the upcoming Zero Hour Youth Climate Summit. 0 FacebookTwitterPinterestEmail