Those of us that live in the northern half of the United States endure some of the most extreme winter seasons. Blizzards are not uncommon in Maine or Illinois, and as a result, the heating system is used around the clock during the coldest months of the year, typically October to April or May depending on the year. Heavy use of the heating system not only leads to high energy costs, but it also causes a lot of air pollution.
The combustion process that your heating system uses to create heat for the home pumps out greenhouse gases into the atmosphere. Natural gas furnaces may be the cleanest burning units when compared to the alternatives, propane, oil, wood, and electricity, but if your furnace is wasteful with the natural gas it consumes it can still be a major contributor to pollution. Continue reading
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