Forty percent of all of the world's materials and energy resources are used by buildings, according to Worldwatch Institute, a nonprofit research organization that focuses on global environmental issues. That figure could be drastically reduced, according to local advocates, by the use of energy-efficient technologies, such as premium efficiency motors and lights that respond to daylight, environm

Gasoline-powered vehicles are the largest source of air pollution, accounting for about half the air pollution nationwide, according to the U.S. Environmental Protection Agency. Engineers and technology buffs around the world are working on the sleek, energy-savvy cars of the future. Recently, Y-Press interviewed two sophomores at Rose-Hulman Institute of Technology -- James FioRito, a mechanical

Indiana does not appear to be a champion of green energy, with carbon emissions consistently putting us among the 10 biggest offenders in the United States.