The green zone is the safe operating space, the yellow represents the zone of uncertainty (increasing risk), and the red is a high - risk zone. (science.sciencemag.org)
They themselves took on the tasks of operating spaces and critical formats. (imaginepeace.com)
The green zone is the safe operating space, the yellow represents the zone of uncertainty (increasing risk), and the red is a high - risk zone. (science.sciencemag.org)