Greta Thunberg mobilized significant support for environmental justice through her climate activism. Rising to prominence with her solo protest outside the Swedish Parliament, Thunberg galvanized millions worldwide to advocate for urgent action against climate change. Her passionate speeches and clear messaging highlighted the need for accountability from political leaders and promoted awareness of the dangers posed by environmental degradation. This movement has seen widespread participation, inspiring youth and adults alike to join forces in demanding sustainable policies and protecting the future of the planet for upcoming generations.