As the nanotechnology industry continues to grow, government policies are slowly being developed to gather basic information on potential threats to the environment and public health. For years, the federal government has promoted the nanotech industry, even though little has been known about the environmental and public health impacts of the materials. Recent actions by California, Canada, and the U.S. Environmental Protection Agency (EPA) will require companies to report data on potential threats from the use of nanotechnology.

During the week of Feb. 9, the Obama administration invoked the state secrets privilege in a sensitive legal case. The decision has led some groups to question if President Barack Obama is breaking from the Bush administration's interrogation and intelligence policies as promised, or if he intends to continue existing practices. Meanwhile, both houses of Congress are considering legislation (H.R. 984 and S. 417) to narrow the interpretation of the largely undefined privilege created by case law.