The Covid-19 crisis is a warning to us all: we must heal nature in order to heal ourselves. As governments around the world prepare massive stimulus packages to repair the damage of Covid-19 shutdowns, they should be harnessing this opportunity to build stronger, more resilient societies. To carry on as before would be a colossal and costly mistake. We are at a critical juncture. We can continue operating within a fundamental untenable and unequal system or we can seize this moment to transform it.