Climate change is causing permafrost to melt, unearthing things that have been frozen for hundreds of thousands of years. Bio-ethicist Art Caplan says some of those things are viruses that we might have no way of combatting.
Climate change is causing permafrost to melt, unearthing things that have been frozen for hundreds of thousands of years. Bio-ethicist Art Caplan says some of those things are viruses that we might have no way of combatting.