; and (B) the Committee on Natural Resources of the House of Representatives. (4) Coral reef ecosystem The term coral reef ecosystem means the corals and the animals, plants, and other living organisms that are supported by coral reefs for food, shelter, reproduction, and rearing. (5) Ultraviolet filters The term ultraviolet filters means chemical compounds commonly used in sunscreen formula. 402. Study examining the impact of ultraviolet filters on coral reef ecosystems (a) Agreement The Secretary shall, not more than 90 days after the date of enactment of this Act, enter into an agreement with the National Academy of Sciences to conduct a study and submit to the appropriate committees of Congress a report examining the impact of ultraviolet filters on coral reef ecosystems, including— (1) an assessment of the impacts of common ultraviolet filters on coral reef ecosystems including regional, longitudinal, and long-term chronic impacts; (2) an assessment of the bioconcentration and bioaccumulation potential of ultraviolet filters in coral reef ecosystems; (3) an assessment of the interaction effects of ultraviolet filters between predicted temperature and ocean acidification conditions; (4) considerations of the ecological, conservation, economic, and social factors involved in a ban of specific ultraviolet filters