Ice Damming

The Curse of Snow Dams by David Staples
Article published in the Edmonton Journal on January 21, 2011, discussing Ice Dams (what they are, what causes them, how to prevent them, and what you should do if you have one).

Attic Venting, Attic Moisture and Ice Dams by CMHC
Article published on the Canada Mortgage and Housing Corporation web site, discussing proper attic ventilation, causes and solutions for attic moisture and ice dams.