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Research

The FHWA has pursued an active transportation-environmental research program. Listed below are a number of reports that have focused on the CMAQ program, emissions reductions for transportation projects, mobility and environmental benefits, and other elements of our program.

Updated: 08/15/2013
HEP Home Planning Environment Real Estate
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000
Turner-Fairbank Highway Research Center | 6300 Georgetown Pike | McLean, VA | 22101