11/14/2012
https://www.congress.gov...
"There has never been one documented case of groundwater contamination as a result of that."
"For every $1 that we spend for diesel emission reduction, we basically get a benefit, economic and health benefit of about $13."
"It is pretty clear that something bad is going on, and we have an obligation, and I think an opportunity, to do something about it."
"The greenhouse gas regulations, we are looking at a cost, a potential cost to the American people annually of between $300 billion and $400 billion dollars."