Tim Benton

Professor Tim Benton is director of the environment and society programme at Chatham House and an expert in emerging risks

<p>Climate campaigner Greta Thunberg said that the Cop – the annual meeting of the parties to the United Nations Framework Convention on Climate Change (UNFCC) – has been ‘hijacked by fossil fuel lobbyists’ </p>

This is what Cop28 needs to address to avoid climate catastrophe

<p>A wheat field in Ukraine’s eastern Donbas region earlier this month </p>

Is it time for a windfall tax on food wholesalers and supermarkets?