Greta Thunberg, a 15-year-old student in Sweden, started a school strike for the climate as her question for adults was, if you don’t care about my future on earth, why…

Pope Francis responds to questions from around the world, discussing topics including ecology, immigration, consumerism and social justice.

A look at how climate change affects our environment and what society can do prevent the demise of endangered species, ecosystems, and native communities across the planet.