David Vaughan of the British Antarctic Survey says the new research on flooding means planners will be able to make preparations to protect London.
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More than 300 dogs have braved the weather in an attempt to break a world record at Battersea Park in south London.
Jailed former celebrity publicist Max Clifford has died after collapsing in prison.
The first snow of winter has arrived in London causing major disruption for road and rail users.