; (C) installation and maintenance of wetlands, drainage ponds, stormwater drainage, and any other green infrastructure to protect the medical facility from projected severe effects with respect to extreme weather, natural disasters, or climate change-related events, including sea-level rise, flooding, and increased risk of wildfire; (D) green rooftops, walls, and indoor plantings, particularly those that can provide publicly accessible temperature management and air quality improvements; (E) tree planting and other green infrastructure to create publicly accessible cool space to address urban heat islands; (F) infrastructure upgrades that protect access routes to the medical facility, such as long-term flood, wildfire, and other disaster mitigation for the roads, sidewalks, and public transit infrastructure that service the medical facility; (G) the long-term maintenance of decarbonization and zero-emissions infrastructure installed using funds made available pursuant to paragraph (4) or other funds; and (H) any other type of plan or project the Secretary determines will increase the sustainability and resiliency of a medical facility, protect patient health and community access during extreme weather, and advance environmental justice. (4) Authorization of appropriations There is authorized to be appropriated to carry out this subsection $100,000,000,000 for fiscal year 2024, to remain available until expended. . (2) Technical amendment Section 1610(b) of the Public Health Service Act ( 42 U.S.C. 300r(b) ) is amended by striking paragraph (3). (b) Medical facility project applications (1) In general Section 1621(b)(1) of the Public Health Service Act ( 42 U.S.C. 300s–1(b)(1) ) is amended— (A) in subparagraph (J), by striking and at the end; (B) in subparagraph (K), by striking the period at the end and inserting a semicolon; and (C) by adding at the end the following: (L) reasonable assurance that the facility will have adequate staffing to fulfill the community service obligation