5 Powerful—and Very Online—Youth Climate Activists

Clark’s Grebes, Santa Margarita Lake, California

Las embotelladoras de plástico mienten sobre el reciclaje / Plastic Bottlers Lie About Recycling

California’s MAGA-Inflected Recall Carries Big Stakes for Climate Policy

Cool Schools 2021 FAQ

Cool Schools 2021 Methodology

Sierra Club Activists Did Amazing Things This Summer—Let's Keep It Going

What is Reconciliation and Why Does the Sierra Club Care About it?

The Top 20 Coolest Schools 2021

Moraine Lake, Banff National Park, Alberta, Canada

Cool Schools Top 10 Appearances by Year

Cool Schools by Number of Appearances

Could Green Roofs on Schools Be a Climate Solution?

How 4-H Clubs Prep Youths for Today’s Eco Challenges

Cool Schools at 15 Years, by the Numbers