One is a virus unleashed from the wilderness, likely by people with mouths to feed and spread by others with planes to catch.

The second enemy is a molecule of heat-trapping gas — methane and CO2 — unleashed by people with mouths to feed and planes to catch.

But rising body counts and shattered economies prove that some of the smallest ingredients found in nature can explode into global emergencies thanks to human nature.

In the wars against coronavirus and the climate crisis, we have met the enemy and the enemy is us. Such is is the sentiment of virologists and climatologists alike as they point out how much the pandemic can teach us about the fight for the survival of life on Earth. >>