Broadly speaking, the COVID-19 crisis has been sparked by a combination of two factors. The first is the threat of zoonoses faced in common by humans and other vertebrate animals, and once again it has become clear that the capture and sale of wild animals can produce crises such as this. The second factor is the overall acceleration in the movement of people and goods across national borders that is characteristic of globalization. The first factor enabled transmission of the COVID-19 virus from animals to humans, while the second caused these infections to spread worldwide to a pandemic level.
Topic:
Environment, Sustainability, COVID-19, and Air Pollution