Environment: Heat over Wood Burning

Pollution from home stoves is nearing crisis proportions In winter, when the mountain air sparkles and snow blankets the nearby hills, Missoula, Mont. (pop. 33,000), might easily be mistaken for an Alpine resort. Last week, however, it had the smogbound look of Los Angeles. A dismal haze cloaked the lumber community, virtually blotting out the slopes of the Bitterroot Range. Health authorities were forced to sound a week-long air pollution alert. They urged pregnant women, joggers and the elderly to stay indoors rather than risk breathing the foul air. Some children were...