; and (B) can withstand, respond to, and recover rapidly from disruptions caused by these climate conditions. (6) Electrification The term electrification means the installation, construction, or use of end-use electric technology that replaces existing fossil-fuel-based technology. (7) Energy efficiency The term energy efficiency means any project, technology, function, or measure that results in the reduction of energy use required to achieve the same level of service or output prior to the application of such project, technology, function, or measure, or substantially reduces greenhouse gas emissions relative to emissions that would have occurred prior to the application of such project, technology, function, or measure. (8) Fuel switching The term fuel switching means any project that replaces a fossil-fuel-based heating system with an electric-powered system or one powered by biomass-generated heat. (9) Green bank The term green bank means a dedicated public or nonprofit specialized finance entity that— (A) is designed to drive private capital into market gaps for low- and zero-emission goods and services; (B) uses finance tools to mitigate climate change; (C) does not take deposits; (D) is funded by government, public, private, or charitable contributions; and (E) invests or finances projects— (i) alone