Weather events, linked to a changing climate, brought misery to millions around the world in 2021.

Not every extreme weather event is caused by or linked to climate change, although scientists have become bolder in exploring the connections. 

 One leading researcher, Dr Friederike Otto, tweeted earlier this year that every heatwave happening in the world now is "made more likely and more intense" by human induced climate change.

 In relation to storms and hurricanes, there is growing evidence that climate change is also affecting these events.

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