Tremors that shook the small town of Ramones in northeast Mexico in October were a nasty surprise to residents, including many sorghum and cattle farmers, because the area of the country had little history of earthquakes.
But they weren’t a freak occurrence. The vibrations grew more frequent into this spring, cracking the walls of some of the cinder block farmhouses. Between January and mid-April, there were a record 48 tremors across the state of Nuevo Leon, where Ramones is, compared with two in the same period last year, according to Mexico’s National Seismological Service.
When local geologists . . .
