Law Commons^™

A Functional Approach To Risks And Uncertainties Under Nepa , Todd S. Aagaard

Michigan Journal of Environmental & Administrative Law

The National Environmental Policy Act (NEPA) mandates that federal agencies evaluate the environmental impacts of their proposed actions. This requires agencies to make ex ante predictions about environmental consequences that often involve a significant degree of factual risk or uncertainty. Considerable controversy exists regarding how agencies should address such risks and uncertainties. Current NEPA law adopts a largely ad hoc approach that lacks coherence and analytical rigor. Some environmentalists and legal scholars have called for a greater emphasis on worst-case analysis in environmental planning, especially after the recent Deepwater Horizon oil spill in the Gulf of Mexico and the meltdowns …