Damage from last year 's earthquake and tsunami estimated to be $ 1 billion . Newly created Reconstruction Bureau charged with leading national rebuilding efforts . Daily staff of 50 still needed to deal with mountains of problems . Huge rise in volunteer workers since last March 's tragedy .
Damage from last year 's earthquake and tsunami estimated to cost $ 300 billion . Newly created Reconstruction Agency charged with leading national rebuilding efforts . Daily workforce of 1,000 still needed to deal with mountains of debris . Huge rise in volunteer workers since last March 's tragedy .