FAIRBANKS — Some air pollution in the Fairbanks area has dispersed, but the air remains unhealthy for sensitive groups, primarily the very old, very young and people with respiratory diseases.
Jim McCormick, air quality technician with the Fairbanks North Star Borough, said pollution detectors show the air had improved from unhealthy for sensitive groups to moderate on Thursday.
But on Friday, pollution monitors in Fairbanks and North Pole registered higher amounts of fine particulate pollution, McCormick said.
The particulates are known to embed in the lungs and make people sick.
Studies show the particulate pollution is caused primarily by wood smoke.
Residents are asked to use cleaner-burning oil heat instead of wood or coal and to burn only dry, seasoned wood.
McCormick said conditions should improve Saturday evening when snow showers are expected.
“Hopefully, as clouds and possible snow showers move in, it will break it up,” he said.
"The particulates are known to embed in the lungs and make people sick."
...and the genius response- "This is a flat out lie!"
Then he pastes some article he found on the internet somewhere, trying to convince...someone...that smoke is not dangerous to the human lungs. Meanwhile- that was already tried, long ago, by the tobacco companies.
Being environmentally responsible is not some big conspiracy, people. Nobody is after your money, guns or religion.
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Would little pebbles help? Cause we have Luke!
I agree but I don't think Parnell has the stones that Hickel had to go through with it.
This is a flat out lie! The studies used by the EPA did not reach this conclusion whatsoever. The studies that the EPA used to justify this program are now 20 years old, google ACS or Six Cities study. and they showed a .7-1.2% increase in mortality for subjects that lived in an area with an average level of PM above .35 year round.
I will role the dice all day long on 100:1 odds if it the only affordable energy alternative that we have. Personally I save $3,000 - $4,000 a year by not adding to the 65 million gallons of high-sulfur heating oil burned in this community annually.
**Problems with EPA's Studies**
"In crafting its proposed PM 2.5 rule, EPA staff relied exclusively on observational epidemiological studies to show the purported cause-and-effect relationship between PM 2.5 and health. Some studies show a small correlation between particulate matter and premature mortality after controlling for confounding factors.
This methodology implicitly assumes the researchers can and have controlled for all of the possible externalities (confounding factors) that would influence health. Such studies tend to overstate the effects the researchers are trying to find.
EPA relies heavily on an American Cancer Society (ACS) study and the Harvard Six Cities study. But a follow-up and reanalysis of the ACS study by the Health Effects Institute found some strange results. They found that PM 2.5 kills those with no more than a high school degree, but not those with at least some college education; it kills men, but not women; and it kills the moderately active but not people who are very active or sedentary.
These results are bizarre if we are to believe the ACS study has controlled for all of the factors that could influence health. These results suggest there are other factors at play and that the health effects are not necessarily the result of PM 2.5.
This is not the only problem with the ACS study. When the Health Effects Institute controlled for people moving into and out of cities, the apparent effects of PM 2.5 declined by two-thirds and became statistically insignificant. This suggests the health effects EPA is trying to attribute to PM 2.5 could be better explained by things that cause people to move, such as economic factors.
The Harvard Six Cities study has similar problems. It found PM 2.5 was not associated with increased mortality for people with more than a high school education. Again, this result is bizarre if we are to believe that PM 2.5 itself is a killer.
EPA's Claims Contradicted
A recent review of toxicological and clinical studies, published in Regulatory Toxicology & Pharmacology, found:
"Toxicologic data on typical forms of pollution-derived PM strongly suggest that current ambient concentrations in the U.S. are too small to cause significant disease or death. We review here the results of inhalation studies using concentrated ambient particles, diesel engine exhaust particulate matter, and sulfate and nitrate salts, and find no evidence that moderate concentrations are lethal. The expectation that lives will be saved by reducing ambient PM 2.5 in the U.S. is not supported by the weight of scientific evidence, although other bases for regulating PM may be justifiable."
Unreliable Experiment Used
Even clinical studies that appear to lend support to EPA's claims of the dangers of PM 2.5 at normal ambient concentrations do not stand up to scrutiny.
The Journal of the American Medical Association (JAMA) published a study in December 2005 that claimed to show PM 2.5 at current ambient levels harm Americans. The study asserted current ambient levels of PM 2.5 are associated with heart disease. But the report itself showed the results were not statistically significant.
Furthermore, to find any effect caused by particulate matter, the authors used laboratory mice that were specially bred to be susceptible to heart disease.
Air pollution expert Joel Schwartz explained the problem of using these mice:
"The very reason for using these grossly unrealistic mice to study PM 2.5 is that PM 2.5 does not kill regular mice or other animals at concentrations relevant to real-world exposures. ...
"[I]f you design an artificial mouse that can't regulate its fat or cholesterol levels, it isn't any surprise that even a minor environmental insult can cause it some health problems. But this doesn't tell you much about the effects of low-level air pollution on regular mice or on people."
Study's Results Self-Contradictory
In fact, it is easy to assert the JAMA study actually finds PM 2.5 is not dangerous at current ambient levels. As Schwartz explained:
"PM 2.5 has such minute health effects that to even get PM 2.5 to cause an increase in heart disease you need mice specially engineered to have unrealistically stupendous cholesterol levels, you have to feed them a high-fat diet, and you have to expose them to unrealistically high acute doses of PM 2.5 five days a week, every week, for a quarter of their lives. Based on the JAMA mouse study, the current PM 2.5 NAAQS are health-protective with plenty of room to spare."
This quick review is by no means a complete catalogue of the problems with the studies EPA relies on for its PM 2.5 rule. Schwartz has more information in his Comments on EPA's Proposed Rule, National Ambient Air Quality Standards for Particulate Matter, and a number of industry groups contributed to very statistically sophisticated comments to EPA in a paper titled, Comments on Behalf of Industry Trade Associations on EPA's Transition to New or Revised Particulate Matter National Ambient Air Quality Standards, Advance Notice of Proposed Rulemaking."
http://www.heartland.org/policybot/results/20080/Analysis_Elusive_Particles_of_Truth_EPAs_Proposed_PM_25_Regulations.html
What's Wrong with the National Ambient Air Quality Standard (NAAQS) for Fine Particulate Matter (PM 2.5)? http://www.heartland.org/custom/semod_policybot/pdf/11335.pdf
It seems like those leaders are in short supply. I do recall one of the greats, Walter J Hickel who boldly, and with a national audience, told the EPA in no uncertain terms that Alaska was not going to use oxygenated fuel anymore as mandated by the EPA. This after countless health concerns and several studies from Europe saying that this additive was indeed harmful. Hickel flat out told them, federal highway funds be damned, that we are not going along anymore. The EPA blinked! Now the carbon monoxide levels are fine, largely due to regulation from the auto industry resulting in cleaner burning cars. I believe that is where the EPA does some good, but to force individual citizens to stop burning wood to keep warm is a terrible practice. They should make manufactures clean up their stove designs. Then go after the other sources of pollution such as coal fired power plants.
As for boilers, they could be cleaned up greatly by changing the way they are being used. There is simply no way a boiler that is made to smolder the wood while the home thermostat cycles on and off is poor design. What needs to happen is for the boiler to heat a large quantity of water, like say 2000 gallons, from which the home taps off from for heat. That way the boiler runs more or less full time until the tank is hot enough and then allowed to go out for a day or so. If the boiler is designed right, it should burn as cleanly as any stove.
Isanova,, how dare you bring up the power plants, its just got to be your wood stove, we can stop you, the power plants are off limits.
If its not your car then it must be your home, EPA needs something to do, and you are IT. Sooner or later , if we are to remain free, we must stand up and DEMAND some common sence from our leaders, if we could just find ONE. The new mayor will follow the old one , because it is easer to swim down stream than up stream. Some day a real leader will come along and help us instead of going BHA BAA BHA. Send EPA back to Washington where they belong...