Air pollution data from my local area

I just heard about this a few days ago, It highlights the benefits of E.V's in my opinion. It's an area nay sayers seem to forget when they often preach to me the reasons why I shouldn't get an E.V..."oh climate change is a farce...blah blah"

Air pollution causing city premature deaths - The Star
Sheffield City Council - Air Quality in Sheffield
Outdoor Air Pollution and Stroke in Sheffield, United Kingdom: A Small-Area Level Geographical Study -- Maheswaran et al. 36 (2): 239 -- Stroke

And this is in the age of catalytic converters and cleaner diesel engines, industry has all but moved out of the city..yet levels are still above allowed limits.
Air pollution is by all means is not the only cause factor behind asthma, but has been shown to increase the likelyhood of developing it if pre-disposed to the gene. As I can vouch it exacerbates the condition and others