In a season of roller-coaster energy costs, the drop in oil and natural gas prices in recent days was greeted as good news. But they remain so high that experts are predicting that heating bills this winter will far exceed those of last year.

Worker hauls his hose back to the truck after delivering home heating oil.

Even after a precipitous decline from its peak in early July, the price of natural gas is still 11 percent above where it was last winter.