Green groups have warned that banks linked to Saudi Aramco’s $2tn (£1.6tn) market float are undermining global efforts to tackle the climate crisis by supporting the listing of the world’s biggest oil producer...

In a letter to bank chief executives... 10 environmental groups warned that the listing would hinder the battle against greenhouse gas emissions and human rights abuses...

The letter also raised concern over the banks’ eagerness to help raise billions of dollars for Saudi Arabia, “given the horrendous human rights record of the Saudi regime”.