To require the Subcommittee on Ocean Science and Technology of the National Science and Technology Council to establish the Interagency Working Group on Coastal Blue Carbon, require the Interagency Working Group to produce a national map and inventory of coastal blue carbon ecosystems, require the Administrator of the National Oceanic and Atmospheric Administration to carry out pilot programs to protect intact and restore degraded coastal blue carbon ecosystems, require the Secretary of the Smithsonian Institution to establish the Coastal Carbon Data Clearinghouse, require the Administrator to seek to enter into an agreement with the National Academies of Science, Engineering, and Medicine to conduct an assessment regarding geologic stores of carbon dioxide, require the Administrator to establish the Coastal Blue Carbon Inventory Program, and require the Administrator to conduct a national assessment to quantify the carbon sequestration potential of coastal blue carbon ecosystems.