The world is becoming more and more complicated. And the more complicated it is, the more difficult to understand it becomes. And there appear more and more opportunities to deceive people: we are all swamped by the news and have neither the competence nor the time to verify what the media serve to us.
So, this August, Mr. Tony Heller, writing under the pen name of Steven Goddard, published on his blog the graph you see above, showing a clear cooling trend in the United States. Make no mistake, these are real data, or so they are said to be. And they do show that summers have been cooling. But what about heat waves we are experiencing nowadays? Just an impression, apparently, because the data say otherwise. Then, what about global warming? An illusion, probably a fraud.
The graph is having a certain diffusion in the social media. An earlier version was even picked up by James Delingpole in his Breitbart news site. It quickly became a growing meme, scoffed or cheered depending on the attitude of the people commenting on it. As usual, the debate on climate on the social media is little more than a shouting match. It took some work by an expert, Tamino, on his “Open Mind” blog to dissect the story of this graph and show the tricks behind it. Tamino’s whole post is reproduced below.
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