; (2) integration of plug-in bidirectional electric drive vehicles with smart grid technology, including necessary equipment, and information technology systems; (3) technical and economic barriers to delivery technologies for hydrogen and biofuels sufficient to support widespread consumer use; and (4) any other technical barriers to installing sufficient and regionally appropriate alternative fuel recharging and refueling infrastructure, including sufficiency and efficient use of zero-emissions generation and transmission capabilities. (b) Consultation The Secretary shall carry out this section in coordination with relevant industry, State, local, and Tribal governments, and academic stockholders. (c) Report Not later than two years after the date of the enactment of this Act, the Secretary shall submit to the Committee on Science, Space, and Technology of the House of Representatives and the Committee on Energy and Natural Resources of the Senate a report summarizing the findings under subsection (a). 12. Energy efficient mobility systems program (a) In general The Secretary, in consultation with the heads of relevant Federal agencies, shall support a program of research, development, and demonstration of advanced energy efficient mobility solutions that will address the potential energy impacts of advanced vehicle technologies throughout the transportation sector. Such program shall include the development of tools, techniques, processes, and capabilities to understand and identify essential components to improve the energy productivity of integrated mobility systems. (b) Activities In carrying out this section, the Secretary shall support activities to— (1) improve the energy and mobility impacts of emerging and potentially disruptive technologies and services; (2) assess automated vehicle computing loads and capabilities; (3) improve onboard sensing and external connectivity, including Vehicle-to-Vehicle, Vehicle-to-Infrastructure, and Vehicle-to-Everything