projectgreta thunberg biography climate change & facts britannicaShare on FacebookShare on Twitter158IMAGESGreta ThunbergGreta ThunbergTeen climate activist Greta Thunberg addresses leaders at world summitGreta Thunberg named Time magazine’s ‘person of the year’Q&A: Climate activist Greta Thunberg on global strikesGreta Thunberg heads back to school after a year of urging climate
IMAGES