Shell is one of the world's largest oil companies. Its operations since 1958 have been controversial. Shell operates on the Niger Delta, and it is one of the most difficult places to extract oil from. Shell brings major contributions to taxes and export revenue, providing direct employment for 65000 Nigerian workers and a further 250000 jobs in related industry, 91% of shell contracts given to Nigerian local companies, supports Nigeria's growth in power and energy. Have caused issues as oil spills damage the environment around them, oil flares release toxic gasses into the air, and oil theft are large problems caused by organised gangs