Through several maps, the text shows COVID-19's cartography and analyses the environmental factors that may have contributed to its spread.

Every historical period has had its epidemic executioner, and it has almost always been the ecological changes between human communities and the environment that have caused changes in pathogenicity and epidemic diseases.

Studying the genetic diversity of human populations today reveals past demographic and migratory events that left an imprint on our genome, same as current migrations will affect our future genetic diversity.