Labour is set to soften its 'net zero madness' after admitting the transition could face Britain with an 'affordability challenge'. BP's announcement last week came just a day after Mr Burnham admitted that North Sea oil revenues could ease the cost of living crisis. But industry figures suggested BP had decided it isn't prepared to stick around to see if Mr Burnham can re-energise UK energy policy. The 117-year-old firm is set to no longer be part of North Sea production after it announced it is putting its North Sea business up for sale as part of a strategy to slim down the group. Shadow Chancellor Sir Mel Stride told Mr Burnham last week: 'Get Britain drilling!'