Analysis of recent papers published by the folks at the Wellcome Trust Sanger Institute (presumably most people here don't have access to the parent journals).<p>Among other things, of relevance<p>"Intriguingly, in both studies the authors identified distinct mutational signatures of exposure to the long-suspected environmental risk factor - ultraviolet radiation (in malignant skin cancer) and tobacco smoke’s “cocktail of carcinogens” (in lung cancer). The substantial number of mutations in each genome made it possible to characterize these signatures with unprecedented statistical power."