[Pontiac]

True, asthma rates have been climbing. But the cause can't be a global warming-induced increase in smog, because smog levels in the U.S. have dropped 33% since 1980, according to the EPA.

I grew up in the 1960s and 70s in a town with smoke stacks and foundries.

Spent my summers on farms with cow flatulence manure and gasoline burning farm machinery.

Breathed leaded gas car exhaust while living next to a busy highway.

Painted barns with lead based paint.

Growing up in this much more polluted world, throughout my childhood and teens I do not know of one of my classmates or cousins that had asthma.

[nascarnation]

Painted barns with lead based paint.

That stuff used to be durable as hell, just like when they had asbestos in roofing materials.