Well, the price of gas tripling in three years is only partially due to devaluation of the dollar. Its also do to fear in the ME, both US and non-US caused, and speculation.
Silver and Gold are also both being increased right now due to speculation.
Plan for eliminating the national debt in 10-20 years:
Specific cuts; defense spending: http://rolexian.wordpress.com/2011/01/03/more-detailed-look-a