of environmental impacts of mining activities on deep seabed and Outer Continental Shelf (1) In general Not later than 90 days after the date of the enactment of this section, the Secretary shall seek to enter into an agreement with the National Academies of Science, Engineering, and Medicine to conduct a comprehensive study of the environmental impacts of mining activities on the deep seabed and Outer Continental Shelf. (2) Submission of assessment The Secretary shall submit to the appropriate Congressional committees a report regarding the findings of the study described in paragraph (1). (3) Contents The study described in paragraph (1) shall include the following: (A) A characterization of ecosystems— (i) on the deep seabed and Outer Continental Shelf