; (2) the plan for measurements in each regional resource area under subsection (d)(1) for the first 5-year interval, including the schedule and the number of samples collected from each sample site selected under subsection (c). (j) Authorization of appropriations There is authorized to be appropriated to carry out this section $17,500,000 for each fiscal year. . 7. Predictive models (a) In general The Secretary shall develop and maintain a modeling tool (or combination of tools) that shall predict the impacts of different land management practices, including implementing conservation activities, on greenhouse gas emissions and soil carbon sequestration across the United States. (b) Consultation In developing the modeling tool or tools under subsection (a), the Secretary shall consult with— (1) the Secretary of Energy; (2) the Administrator of the Environmental Protection Agency; (3) agricultural producers, including socially disadvantaged farmers and ranchers (as defined in section 355(e) of the Consolidated Farm and Rural Development Act ( 7 U.S.C. 2003(e) )); (4) soil carbon experts; (5) nonprofit organizations; (6) academic researchers; (7) private companies with expertise in soil carbon sequestration or greenhouse gas monitoring for agricultural operations; and (8) other stakeholders, including the heads of other appropriate Federal agencies or non-Federal entities, who reflect the operational, geographic, and socioeconomic diversity of United States agricultural operations. (c) Requirements The modeling tool or tools described in subsection (a) shall— (1) be anchored in direct measurements of land, including soil sampling, such as under the program established under section 1240N of the Food Security Act of 1985 and the programs described in section 3(b)(3); (2) account for differences that could impact land management outcomes, including— (A) soil type; (B) type of land use; (C) type of crop; (D) geography and local climate; (E) geographic size of the land-use operation