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74 The current phase of subduction of the Nazca slab was established in the Peruvian Andes after a plate reorganization around 80 million years ago and then propagated progressively southwards. https://www.nature.com/articles/s41586-018-0860-1
72 Neural networks trained on data from about 130,000 aftershocks from around 100 large earthquakes improve predictions of the spatial distribution of aftershocks and suggest physical quantities that may control earthquake triggering. https://www.nature.com/articles/s41586-018-0438-y