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Big technology companies are recklessly pursuing profits from artificial intelligence and urgent action is needed to mitigate the risks from the rapidly growing sector, the head of the United Nations has warned.

In a fierce attack on the technology multinationals, the UN secretary general, António Guterres, told the World Economic Forum meeting in Davos that every breakthrough in generative AI increased the threat of unintended consequences.

Addressing the WEF in the Swiss resort, the UN head challenged representatives of the tech industry in the audience to work with governments to put in place guardrails for AI.

The OpenAIchief executive, Sam Altman, told a Davos event on Tuesday that an energy breakthrough was necessary to meet the future demands of AI, which will consume vastly more power than people expected.

The chief executive, who was sacked last November from his role running the ChatGPT developer and then reinstated a few days later, said the silver lining was that more climate-friendly sources of energy, particularly nuclear fusion or cheaper solar power and storage, were the way forward for AI.

Last year, Guterres accused fossil fuel companies of pursuing business strategies incompatible with human development, saying: “These two issues – climate and AI – are exhaustively discussed by governments, by the media, by leaders here in Davos.

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