When it’s 116 in Portland and 108 in Seattle, something is wrong.
For a long time, you could only see global warming if you knew what you were looking for. It wasn’t something that announced itself in your everyday experience.
Wherever you might live, it continued to be warmer in the day and cooler at night, hotter in summer and colder in winter — the same as it ever was. Whether summers had been hotter or winters colder years ago was a topic for old people’s boring stories about the Blizzard of ’78 or the Drought of ’54.
You had to be a statistician — or trust statisticians whose work you couldn’t check — to get any coherent view of the trends in global temperature. Think of the millions of measurements, and thousands of adjustments to those measurements, necessary to produce a graph like the one below…
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