BP flags up to $4.5bn of Q3 impairments as net debt falls sharply
BP expects post-tax impairments of $3.0 billion to $4.5 billion in the third quarter related to its gas and low-carbon businesses, even as it projects a pronounced reduction in net debt by the end of September. The trading update also narrowed quarterly upstream production guidance, reported lower average Brent realizations versus Q2, and showed st…