TikTok came to be known as the dancing app, where creators make fun, light-hearted videos. But there's a growing movement of young activists who are using it to spread awareness of certain topics and issues. From abortion rights to climate change, we hear from three young American activists, who are using the social platform to try and create change offline. Subscribe to #BBCMyWorld here: https://bit.ly/3wxzdPx #tiktok #activism #climatechange