By Roberta Attanasio 4o years ago an article published in The New York Times highlighted the threat of indoor air pollution: “The air you breathe in your home or office may be hazardous to your health – more dangerous, in fact, than the outdoor air in the most polluted of cities. This is especially so during the cold months, when windows and doors are kept tightly shut and homes, schools and office buildings are made as airtight as possible to conserve energy.” While at the time awareness of the problem was still limited, we now know—on the basis of scientific evidence— that the air within homes and other buildings can be…