While environmental groups are cheering the Environmental Protection Agency’s April 17 announcement that it has determined that greenhouse gases could pose a threat to public health and welfare, critics charge that using the Clean Air Act to regulate greenhouse-gas emissions could prove costly.
“Trying to regulate [greenhouse emissions] under the Clean Air Act is going to add costs and delays to transportation projects,” says Nick Goldstein, American Road and Transportation Builders Association assistant general counsel and director of regulatory affairs.