Xiuhtezcatl MartinezXiuhtezcatl Martinez is a sixteen-year-old indigenous climate activist, a hip-hop artist, and the youth director of Earth Guardians, an organization of young activists, artists, and musicians who are stepping up as leaders in order to work together t create positive change concerning important issues such as climate change. His work has been featured in publications such as National Geographic and Upworthy and on networks such as Showtime and PBS. He lives in Boulder, Colorado. Read More Read Less