These results demonstrate that quitting smoking is much more effective at reducing disease than cutting down the number of cigarettes smoked. Globally, there is very little evidence on the impact of light smoking, and for Australia, this is the first large scale study to present estimates of smoking-related cancer risk
This means that even if a community is not close to a wildfire, it may still be exposed to its smoke
Now at this point I assume that people are wondering how something this insane came to be published in a respected medical journal (as of 2010, CMAJ was ranked 9th of out 40 medical journals, with an impact factor of 9)
Parasitic problems Pests of air-cured tobacco leaves Air-curing of tobacco is made without supply of energy in ventilated barns
The absence of metabolism in these solid matrices precludes degradation of the analytes and, as hair grows 1 cm per month on average, a segmental analysis allows recording of tobacco cumulative exposure over long periods of time 39,40