#4 Is the planet warming?

The apparently simple question like the one in the title of this essay is in fact almost impossible to answer unless it is specified further. Even then, it has been argued that that it implies a quantity — average global temperature — that is both mathematically and thermodynamically impossible to calculate. Interested readers should go to the link to explore further, but a short-cut is that it is as sensible as referring to the ‘average exchange rate’ of all currencies in the world today, or the average of all the telephone numbers in the telephone directory. Perhaps a prior question is: … Continue reading #4 Is the planet warming?