The lake-effect snow can add substantially to the overall snowfall total.

Ms. Kirk found evidence that snow, drawing on ions from the upper atmosphere, adds nitrates as well as some sulfates, calcium and potassium to the soil.

He watched a tense minute, then silently sighed with relief, for if anything, the snow was adding to the masking effects of the fog.

This snow and the sleeping spell at Overhall add up to expensive enchanting.

Just plain snow would have also added to the mix.

Coming only five months after the state's worst flooding, the snow just added to the myriad troubles facing those displaced by the flood.

Looking out the window, overwhelmed by moonlight and quiet, she begins "to imagine snow, / the silence of snow adding to itself."

During winters the snow clad mountains behind further add to its beauty.

The snow deep banked around the house and all over the estate added to a rare silence.

In Vermont, a New England state famous for its brightly-coloured autumn leaves, the unseasonable snow added to the spectacle.