Transportation greenhouse gas

DEQ seeks advisors on low-carbon fuel, truck idling issues (The Oregonian, September 9, 2009)

HB 2186: reducing greenhouse gas emissions from transportation [PDF] (2009)
Oregon Department of Environmental Quality, Air Quality Division

Greenhouse gas reduction: complementary measures [PDF] (2009)
Oregon Department of Environmental Quality, Air Quality Division

Oregon clean diesel initiative: burn cleaner fuel – burn fuel cleaner [PDF] (2004)
Oregon Department of Environmental Quality, Air Quality Division