A nice little post by Peter Griffen on people preparing for doomsday reminded me of an ngram I generated a few weeks ago … we seem to talk as frequently about climate change now as we did nuclear war 25 years ago…ahhh, those were the days.

Frequency of appearance of the phrases "climate change" & "nuclear winter" in books written in English.

Frequency of appearance of the phrases “climate change” & “nuclear war” in books written in English.

Tagged: climate, climate change, doomsday, ngram, nuclear war