UN chief calls on AI firms to 'come clean' on environmental costs

As Europe swelters under a major heatwave, the high energy consumption of artificial intelligence has come into the spotlight. At a climate conference in London, UN Secretary General Antonio Guterres called on AI companies to disclose the environmental impact of their systems. Plus, Iran rejects the US’s claim that any potentially unfrozen Iranian assets would be controlled by the US and Qatar and used exclusively to buy American food and medicine.