out the activities under subparagraph (A) in collaboration with the Assistant Secretary for Office of Energy Efficiency and Renewable Energy of the Department of Energy. (12) Other activities The Secretary shall carry out other carbon dioxide removal research, development, and demonstration activities, as determined by the Secretary. (b) Authorization of appropriations There are authorized to be appropriated to the Secretary to carry out this section— (1) $45,000,000 for fiscal year 2024