Nigeria’s national oil company NNPC Ltd has declared a state of emergency on production in Nigeria’s oil and gas industry as Africa’s largest oil producer struggles to boost output. NNPC believes that Nigeria needs to take urgent action to address the challenges that have plagued the oil and gas industry for years, NNPC Group Chief Executive Officer, Mele Kyari, said at an industry event this week. Raising oil production has been a key priority for the Nigerian federal government, which aims to thus boost revenues and…