Tourists holidaying around the Mediterranean have been told to stay indoors as temperatures touch half the boiling point of water.

The unprecedented heatwave reaching nearly 49C is enveloping tourist hotspots in Italy, Greece, Spain and Switzerland.

Two wildfires, fanned by strong winds, are raging uncontrolled through coastal towns near Athens, triggering evacuations and a huge response from emergency services, including hundreds of firefighters.

So, how long is the sweltering heat - fuelled by a cyclone called Charon hitting Europe - due to last, what the link with climate change - and what’s the risk to the human body from such chronically hot weather?

Insight with Gareth Redmond-King, head of international programme at the Energy and Climate Intelligence Unit.

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