“By cutting the dryer out of the equation–even if it’s only part of the time–you’ll save even more money. Your dryer checks in at number two on the list of household energy hogs (right after your fridge), costing the average household more than $96 per year in energy, according to the U.S. Department of Energy. So going with clothesline or drying rack can help you save on your utility bills–or eliminate the need for buying and maintaining an extra appliance altogether…”
Excerpt from Treehugger: http://www.treehugger.com/htgg/how-to-go-green-laundry.htm