Greta wasn't the first to demand climate action. Meet more young activists.

In what they see as a battle for their future, youths are taking action and demanding their elders do more to protect the planet.

Delaney Reynolds

Reynolds, 20, is five foot two. When she is 60, she says in her speeches, sea-level rise in her home state of Florida will reach her waist. When she's 100, it will be far over her head. Point made. "Kids get it," she says.

Photograph by Victoria Will
This story is part of the optimistic argument for the future of the planet in our special issue on Earth Day. Read the pessimistic argument and the rest of our stories here.
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