Incandescent, compact fluorescent and LED lamps
2009 OSRAM Opto Semiconductors study, comparing the environmental performance of incandescents, compact fluorescents and LEDs
2009 OSRAM Opto Semiconductors study, comparing the environmental performance of incandescents, compact fluorescents and LEDs
Expert Commentary
2011 study by the NTSB of data from the Federal Motor Carrier Safety Administration as well as interviews, compliance reviews and inspections.
Expert Commentary
2012 roundup of research on onshore and offshore wind energy, including market conditions, governmental support, technological advances and global potential.
Expert Commentary
2012 selection of recent scholarship on immigration- and immigrant-related issues such as their effect on the job market, language attitudes and parenthood.
Expert Commentary
2012 study by MIT on the technological progress in automobiles since 1980 and the trade-offs between fuel economy, weight and power.
Expert Commentary
2013 report from the Pew Center on the States on how the ongoing recession has affected the economic prospects of recent university graduates.
Expert Commentary
2013 study from the Polytechnic University of Milan and the University of Virginia on international land and water purchases by nations and corporations.
Expert Commentary
2013 report from the National Oceanic and Atmospheric Administration on the state of the climate of the continental United States for the year 2012.
Expert Commentary
2012 roundup of recent research on issues related to the major commuting modes in the United States, including cars, public transit, bicycles, and walking.
Expert Commentary
2011 report from the State Department’s Bureau for International Narcotics and Law Enforcement Affairs on major drug-transit and drug-producing countries.
Expert Commentary