Final answer:
The EFD limiting system is based on the concept of Environmental Impact Assessment, which acknowledges the potential positive and negative effects of human activities on the environment. It is important to be cautious and limit environmental harm when the impacts of an activity are poorly understood.
Step-by-step explanation:
The establishment of the EFD limiting system is driven by the concept of Environmental Impact Assessment. This concept recognizes that human activities can have both positive and negative effects on the environment. When the impacts of a human activity are poorly understood, it is important to proceed with caution to avoid potential harm to the environment. The EFD limiting system is a mechanism used to assess and limit the environmental impacts of various activities.