Fossil fuels have been the bedrock of US prosperity for more than a century.

The country’s economy, security and society depend on them.

But in the few days since his inauguration, the new American president has gone to war against coal, oil and natural gas with a decisiveness that has caught everyone by surprise.

The BBC have just spoken to the man Joe Biden has tasked with drawing up his climate change battle plans – John Kerry.

“It is one of his top priorities, without any question whatsoever,” Mr Kerry assured. “He’ll make more progress on the issue than any previous president.”

That seriousness is reflected in his choice of John Kerry as his special envoy on climate.

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