; (ii) regional needs and variations in climate, soils, costs, existing infrastructure, and market access for agrivoltaic system products; (iii) existing State and local agrivoltaic system policies and definitions; and (iv) such other factors as the Secretary determines to be appropriate. (c) Agrivoltaic system research and demonstration (1) In general The Secretary, acting through the Administrator of the Agricultural Research Service and in coordination with the Director of the National Institute of Food and Agriculture and the relevant research programs of the Department of Energy, shall establish and maintain a network of research and demonstration sites operated by the Agricultural Research Service to investigate and demonstrate agrivoltaic systems in multiple regions of the United States, including arid, semi-arid, and wet agricultural zones, that— (A) increase agricultural productivity and profitability; (B) enhance agricultural resilience and the capacity to mitigate and adapt to climate change; (C) protect biodiversity; and (D) increase economic opportunities in farming and rural communities. (2) Collaboration In establishing and maintaining the network described in paragraph (1), the Secretary shall collaborate with USDA Climate Hubs and extension programs to share research findings and translate research findings into educational, outreach, and technical assistance materials for agricultural producers. (d) Authorization of appropriations There is authorized to be appropriated to carry out this section $15,000,000 for each of fiscal years 2024 through 2028.