A bill to amend the Energy Independence and Security Act of 2007 to improve geothermal energy technology and demonstrate the use of geothermal energy in large scale thermal applications, and for other purposes.

Amends the Energy Independence and Security Act of 2007 to require the Secretary of Energy (DOE): (1) acting through the Assistant Secretary for Energy Efficiency and Renewable Energy, to establish a program of research, development, demonstration, and commercial application for geothermal heat pumps and the direct use of geothermal energy; and (2) identify and mitigate potential environmental impacts.

Directs the Secretary to: (1) make grants to state and local governments, institutions of higher education, nonprofit entities, utilities, and for-profit companies to promote the development of geothermal heat pumps and the direct use of geothermal energy; (2) give priority to proposals that apply to large buildings, commercial districts, and residential communities; and (3) conduct a national solicitation for grant applications.