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Old 01-13-2008, 02:54 PM   #10 (permalink)
Join Date: Dec 2007
Location: Bay Area
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The Miata - '01 Mazda MX-5 Miata
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Originally Posted by roflwaffle View Post
I think I've asked you this before treb, but do you have any links on how NOx is so bad? It undoubtedly isn't good as a precursor to smog and is likely a carcinogen, but from what I've read the most dangerous culprit is PM<2.5.
Yeah, particulate is pretty bad too....

NOx and PM responsible for 2,880 deaths per year in CA

Only the Abstract

The good news is - NOx production has fallen from state to state (but not sure if that includes automotive emissions)
Cars have not created a new problem. They merely made more urgent the necessity to solve existing ones.
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