Many Americans are bracing for high heating bills this year, but the frosty New England winter won't put a chill on Erik Fey and Kathleen Rutty-Fey's energy budget. The Feys are one of many families reducing their costly household oil or gas dependence by turning to a traditional fuel with new-found popularity: wood. The Feys first used a wood stove to supplement heat in their New Hampshire home, then migrated to sustainable wood pellets and have never looked back. "I was hooked immediately: no more wood piles, or chopping wood; no more wood critters crawling around inside, or wood debris...