Oil companies are devastating West African communities. The Niger River Delta used to be one of the most ecologically diverse places on Earth, but after decades of oil extraction the region has been ravaged.
Regarding what was said about wanting a story about a black wizard or witch born into slavery, you might be interested in “The Shadow Speaker” by Nnedi Okorafor-Mbachu. It’s about a girl in a dystopian future Africa who does magic with living shadows, and she has experienced oppression at the hands of her father. And she meets a magical boy who was enslaved on a cocoa plantation and broke free, and they go on an adventure to make peace with a parallel world. And it is Afrocentric, naturally.