; (ii) fish and wildlife corridors for affected species; and (iii) water resources in areas affected by wind, geothermal, or solar energy development; and (B) preserving and improving recreational access to Federal land and water in an affected region through an easement, right-of-way, or other instrument from willing landowners for the purpose of enhancing public access to existing Federal land and water that is inaccessible or restricted. (3) Restriction on use of funds No funds made available under this subsection may be used for the purchase of real property unless in fulfillment of paragraph (2)(B). (4) Partnerships The Secretary may enter into cooperative agreements with State and Tribal agencies, nonprofit organizations, and other appropriate entities to carry out the activities described in subparagraphs (A) and (B) of paragraph (2). (5) Investment of Fund (A) In general Any amounts deposited in the Fund shall earn interest in an amount determined by the Secretary of the Treasury on the basis of the current average market yield on outstanding marketable obligations of the United States of comparable maturities. (B) Use Any interest earned under subparagraph (A) may be expended in accordance with this subsection. (6) Report to Congress At the end of each fiscal year, the Secretary shall report to the Committee on Natural Resources of the House of Representatives and the Committee on Energy and Natural Resources of the Senate— (A) the amount collected as described in subsection (a), by source, during that fiscal year; (B) the amount and purpose of payments during that fiscal year to each Federal, State, and Tribal agency under paragraph (2)