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Heat waves can strain power lines
Peter Lane/Alamy
Increasing summer temperatures threaten the stability of electrical grids in the UK, as key infrastructure like transformers and cables may not withstand future climate conditions. In a worst-case scenario, extreme temperatures could lead to widespread equipment failures, similar to the outages experienced in Spain and Portugal last month.
The UK MET office warns that, without urgent global action, temperatures exceeding 40°C (104°F) could become a common occurrence in the UK every three to four years by the end of the century.
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