The thing is that small changes in the mean affect the long tail of the distribution in a very visible way. How is it biased to point out extreme weather events

The thing is that small changes in the mean affect the long tail of the distribution in a very visible way. How is it biased to point out extreme weather events like this which are happening more frequently now than in the past? The NYT has a great graphic illustrating this point. https://www.nytimes.com/interactive/2017/07/28/climate/more-frequent-extreme-summer-heat.html https://www.nytimes.com/interactive/2017/07/28/climate/more-...