non-Federal resource managers, and academia. The Administrator shall work to disseminate such data to the greatest extent practicable. (e) Digital tools and resources The Secretary of the Smithsonian, in coordination with the Administrator and members of the Interagency Working Group, shall develop digital tools and resources to support the public use of the Coastal Carbon Data Clearinghouse. 6. NAS assessment of containment of carbon dioxide in deep seafloor environment Not later than 90 days after the date of the enactment of this Act, the Administrator shall seek to enter into an agreement with the National Academy of Sciences to conduct a comprehensive assessment on the long-term effects of containment of carbon dioxide in a deep seafloor environment on marine ecosystems and the integrity of existing storage technologies. 7. Authorization of appropriations There are authorized to be appropriated to the National Oceanic and Atmospheric Administration to carry out this Act $15,000,000 for each of the fiscal years 2021 through 2025. 8. Definitions In this Act: (1) Administrator The term Administrator means the Under Secretary of Commerce for Oceans and Atmosphere in the Under Secretary’s capacity as the Administrator of the National Oceanic and Atmospheric Administration. (2) Coastal blue carbon ecosystem The term coastal blue carbon ecosystem refers to vegetated coastal habitats including mangroves, tidal marshes, seagrasses, kelp forests, and other tidal or salt-water wetlands, and their ability to sequester carbon from the atmosphere, accumulate it in biomass for years to decades, and store it in soils for centuries to millennia. Coastal blue carbon ecosystems include both autochthonous carbon and allochthonous carbon. (3) State The term State means each State of the United States, the District of Columbia, the Commonwealth of Puerto Rico, American Samoa, Guam, the Commonwealth of the Northern Mariana Islands, the Virgin Islands of the United States, and any other territory or possession of the United