Global warming has put London at risk of sinking, along with other major cities, as rising sea levels spell more flooding along the Thames estuary, according to the Climate Central report. Without radical coastal reinforcement strategies, the rise would see large parts of the capital underwater.

Particularly vulnerable areas lie along the length of the River Thames, the setting for some of the capital's most important buildings such as the Tower of London and Houses of Parliament, as well as cultural spaces including the Tate Modern and Shakespeare's Globe.

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