Answer:
Ogoni Problems
The Ogoni community is one of the darkest examples of the petroleum industry in Nigeria. Ogoni Oil Spills is a disaster not only for the Nigerian eco system but also for Nigerian Economy. Experts show that Nigeria will need billions of dollars to clean up Ogoni Land. Moreover, it`s necessary to do this quickly! Nigeria has already had a few instances of radicalism because of Oil and Petroleum.
Niger Delta Avengers
Another example is Niger Delta Avengers. They managed to destroy pipelines and almost create a financial crisis in Nigeria. Due to their activity, Nigeria lost billions of dollars because of the oil loss
I know this because I'm from Nigeria hope it helps