Exclusive: Campaigners argue news channel’s attacks on climate action ‘work in financial interests’ of Sir Paul Marshall

The hedge fund run by the co-owner of GB News almost tripled its investments in fossil fuel companies in the first quarter of 2026 to $2.8bn (£2.1bn), the Guardian can reveal.

Critics have accused Sir Paul Marshall of “cashing in on climate chaos” and have claimed the news channel, which frequently attacks climate science and action, was “working in its owner’s financial interests”.