The marathon swim first gained media attention in 2011, sparking discussion about the resilience of polar bears and the impact of climate change on their survival.

He was a world-class endurance athlete, and then Pugh decided he could use attention-grabbing swims to persuade governments to think differently about marine ecosystems.

After consuming the McDonald’s items, she had an itchy throat, cough and throat closure – but did not know what it was at the ...