; (B) air and water pollutants; (C) water use; and (D) land use. (3) Preservation of harvested wood (A) In general The Assistant Administrator shall design and conduct a demonstration of landfills for woody biomass disposal and carbon storage; (B) Collaboration The Assistant Administrator shall carry out the activities described in subparagraph (A) in collaboration with the Chief of the Forest Service. (4) Environmental and social impacts of mineralization (A) In general The Assistant Administrator shall conduct research on the environmental impacts of mineralization, including broadcasting materials, disturbing piles of mine tailings, and expanded mining activities. (B) Collaboration The Assistant Administrator shall carry out the activities described in subparagraph (A) in collaboration with— (i) the Director of the National Science Foundation; (ii) the Director of the United States Geological Survey; and (iii) the Assistant Secretary for Fossil Energy and Carbon Management of the Department of Energy. (5) Research on decision science (A) In general The Assistant Administrator shall conduct research on decision science, social impacts, and public engagement on carbon dioxide removal technologies and methods. (B) Collaboration The Assistant Administrator shall carry out the activities described in subparagraph (A) in collaboration with— (i) the Director of the National Science Foundation; and (ii) the Assistant Secretary for Fossil Energy and Carbon Management of the Department of Energy. (6) Environmental and social impacts of biomass use in carbon dioxide removal technologies (A) In general The Assistant Administrator shall carry out a life cycle analysis of the impact of biomass use in carbon dioxide removal technologies, including— (i) emissions sequestered in materials; (ii) emissions impacts of biomass harvest, processing, and transportation; (iii) unintended disturbances to ecosystem carbon stocks; (iv) indirect land-use change