![Step](https://image.tmdb.org/t/p/w185/427ZSBDRQ3nTst3ljrEKfQP6mx9.jpg)
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 should I care about my future in school? Within months, her strike evolved into a global movement as the quiet teenage girl on the autism spectrum becomes a world-famous activist.