; (II) a community of color; or (III) a Tribal community; or (ii) any other community that the Secretary determines is disproportionately vulnerable to, or bares a disproportionate burden of, any combination of economic, social, environmental, or climate stressors. (2) Grants The Secretary may make grants under this subsection to assist State and local government authorities in financing 1 or more eligible activities described in paragraph (3). (3) Eligible activities (A) In general A recipient of a grant under this subsection may use grant amounts for public transportation resilience improvements that increase the resilience of public transportation systems from the impacts of climate change, such as sea level rise, flooding, wildfires, extreme weather events, and other natural disasters. (B) Inclusions Activities eligible to be carried out using grant amounts under this subsection include— (i) the installation of mitigation measures that prevent the intrusion of floodwaters; (ii) the installation of equipment to detect the occurrence of a flood event; (iii) the replacement of equipment or facilities that are currently prone to flood events or will be in the future; (iv) the purchase of new equipment to support regular maintenance of drainage and pumping infrastructure; (v) the replacement of equipment stressed during extreme temperature events; (vi) the installation of equipment to regulate temperatures and sensors to monitor extreme temperatures; (vii) the development of backup systems to provide redundancy during the outage of a primary power source; (viii) the assessment of system vulnerabilities to current and future weather events, natural disasters, and climate change, including sea level rise; (ix) the planning of system improvements and emergency response strategies to address identified vulnerabilities; and (x) any other activity for resilience improvement, as determined by the Secretary. (4) Types of projects Grants under this subsection may be used to finance— (A) standalone projects