school >> reporter: last year, high school youth and new york-based indigenous climate activist xiye bastida led hundreds of students in mass strikes as part of fridays for future, a walkout climate protest movement started by teenage climate activist greta thunberg. >> when you disrupthe system, that is when people pay attention to you. so, for the first global climate strike on march 15, i organized my school to strike and i got 600 kids to walk out. and on the streets is where i met my fellow organizers from around new york city. and ever since we got together, started organizing and got three hundred thousand people to strike on september 20. >> reporter: the youth protest movement brought more than ten million to the streets in september. bastida and climate activists around the world were gearing up to do more in-person actions for the 50th anniversary of earth day at the end of april. but then, the coronavirus pandemic began, and stay-at-home orders were issued. >> it like, really disrupted our upward trend of having impact in different places. but it united us in a different way, bec