Had vehicle weights remained at 1988 levels, model year 2007 cars could have achieved a 15% higher fuel economy; trucks a 23% increase.
The need for global solutions to environmental, social, and economic challenges is greater than ever. The Center for Sustainable Systems, within the School of Natural Resources and Environment at the University of Michigan, leads interdisciplinary research to support the design, assessment, and management of systems that meet societal needs in a more sustainable manner.


