"Measuring nuclear yield depends on multiple parameters - the location and number of instruments, the geology of the area, the location of the seismic station in relation to the test site."

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I went to live in Barcelona in 1975, when I was twenty. Even before I went there, I knew more about the Spanish Civil War than I did about the Irish Civil War. I liked Barcelona, and then I grew to like a place in the Catalan Pyrenees called the Pillars, especially an area between the village of Flavors and the high mountains around it.

— Colm Toibin