That's it... North American Salt.

Tony Hwang wrote:
Robert Neville wrote:
"W. eWatson" wrote:

Why has the price (Subject) risen so much over the last 4-5 years? At
one time I heard there was a shortage in Alaska. What's the scoop?

K (potash) is a key component of fertilizer. My understanding was that
agricultural demand caused China to withhold exports for internal use, which in
turn drove prices up around the world.
Hmmm,
Saskatchewan has HUGE Potash mine. Big exporter.