The colonization of natural spaces and human contact with animals that are reservoirs of viruses and pathogens is the first link in the chain that explains the pandemics of recent years. H1N1 influenza, severe acute respiratory syndrome (SARS), avian flu, and SARS-CoV-2 all emerged in part as a result of population growth, accelerated urbanization and environmental degradation. Pandemics decimate populations and affect governability.