climate

by Beth Gardiner

by TIME Staff

by TIME Staff

by Kara Hurst, Matt Damon and Gary White

by Francesco La Camera and Alexandre Silveira

by Simmone Shah and Rebecca Schneid

by Rebecca Schneid and Simmone Shah

by Michael E. Mann and Peter J. Hotez

by Amitabh Behar and Mads Christensen

by Marc Benioff and Ed Russo

by Nathalie Kelley and Nina Karnikowski

by Marc Benioff and Ed Russo

by Douglas McCauley and Justin Brashares

by Matt Damon and Gary White

by Simmone Shah and Solcyré Burga