2008 U.C. Berkeley study looking at the effect of carpool lanes on the number of person and vehicle hours traveled.
2010 study by researchers from the University of Delaware and Stony Brook University on the potential of large-scale wind-farm networks.
2008 Brown University paper examining the extent to which highways could explain rates of suburbanization within the U.S.
2008 University of Missouri study exploring the potential for hydropower in reducing U.S. greenhouse gas emissions.
2008 paper by California State University examines the state's manufacturing job loss and explores possible solutions.
2008 paper by the Widener University School of Law on approaches for realizing the potential benefits of energy efficiency in the United States.
2007 meta-analysis by Amsterdam University of U.S. and international studies on transit stations' effect on property values.
2009 University of Texas metastudy on the cost, operational characteristics, and land-use impacts of different mass-transit technologies.