BP has returned to its oil and gas roots in a spectacular about-turn following its trailblazing attempt five years ago to become a renewables giant. The takeaway for Big Oil is that the energy transition is a marathon,

Those include activist hedge fund Elliott Management, which recently took a stake in BP with a view to pushing for significant changes.“It’s a radical shift,” Chief Executive Murray Auchincloss said in an interview.

British energy company BP has confirmed it is to slash spending on green ventures and up its oil and gas production.