Some Americans are now going outside to turn up their heat. They're using outdoor wood furnaces that pipe hot-water heat into their homes. But neighbors say the units are a health hazard. Federal ...

With fuel prices on the rise, some people in town are turning to outdoor wood-burning boilers or furnaces to heat water or other liquid for home heating purposes, said Board of Health Chairman ...

The group estimates that 500,000 outdoor wood boilers - emitting nearly 900,000 tons of fine particulate matter - could be installed nationwide by 2010, more than double the number now in use. About ...