sometimes you need scientific studies to confirm what seems obvious to many philadelphians:

Study: Winters in Northeast warming quickly

From 1965 to 2005, winter temps increased 2.5 degrees, research shows

updated 5:40 p.m. ET, Sat., Jan. 12, 2008

ALBANY, N.Y. - Earlier blooms. Less snow to shovel. Unseasonable warm spells.

Signs that winters in the Northeast are losing their bite have been abundant in recent years and now researchers have nailed down numbers to show just how big the changes have been.

A study of weather station data from across the Northeast from 1965 through 2005 found December-March temperatures increased by 2.5 degrees.

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