L:\Geography\norilsk image finn.jpg
Permafrost

Top picture: Norilsk - demolition of apartment blcok due to damaged foundations

Bottom: Talnakh - water leak in crawl space
4
-- Shows a building built on permafrost whose foundation has cracked and which is being torn down

-- CanŐt build buildings close to ground, have to allow open layer for cold to circulate so that ground doesnŐt thaw

-   - Pipe has burst