; (ii) any negative impacts to wildlife; (iii) any delays in hazardous waste cleanup that are projected to be hazardous to public health; and (iv) any other negative impact on public health or the environment; and (B) any recommendations that the National Academy of Sciences considers appropriate to maintain, restore, or improve in whole or in part protections for public health, air quality, water quality, wildlife, and the environment for each of the regulations, laws, and proposed laws listed in paragraph (1), which may include recommendations for the adoption of any regulation or law in place or proposed prior to January 1, 2001. (d) Department and agency revision of existing rules, regulations, or laws Not later than 180 days after the date on which the report is submitted pursuant to subsection (c)(3) , the head of each department and agency that has issued or implemented a regulation or law listed in subsection (c)(1) shall submit to the Congress a plan describing the steps such department or such agency will take, or has taken, to restore or improve protections for public health and the environment in whole or in part that were in existence prior to the issuance of such regulation or law. 1008. GAO report on health effects of Deepwater Horizon oil rig explosion in the Gulf Coast (a) Study The Comptroller General of the United States shall conduct a study on the type and scope of health care services administered through the Department of Health and Human Services addressing the provision of health care to racial and ethnic minorities, including residents, cleanup workers, and volunteers, affected by the explosion of the mobile offshore drilling unit Deepwater Horizon that occurred on April 20, 2010. (b) Specific components; reporting In carrying out subsection (a), the Comptroller General shall— (1) assess the type, size, and scope of programs administered by the Department of Health and Human Services that focus on provision of health care to communities in the Gulf Coast