As Sens. John Kerry, D-Mass.; Lindsey Graham, R-S.C.; and Joe Lieberman, I/D-Conn., work toward their goal of introducing climate change legislation by Earth Day (April 22), transportation groups are petitioning the trio to invest revenues raised from a carbon fee that would increase the cost of gas and diesel fuel back into transportation. A coalition of 27 groups led by the American Association of State Highway and Transportation Officials, the American Public Transportation Association, and the American Road and Transportation Builders Association, wrote in their April 1 letter, "New fees placed on transportation fuels should be dedicated to the Highway...