In 2003, Forster and Solomon (Observations of a weekend effect in diurnal temperature range, PNAS, [ http://www.pnas.org/content/100/20/11225.full ]) reported: we find evidence of a weekly cycle in diurnal temperature range (DTR) for many stations in the United States, Mexico, Japan, and China.
The total cost to have a concrete retaining wall installed will be a combination of material and labor prices. For a basic wall you can expect to pay between $30 and $40 per square foot.
Cost to Install Concrete Block Walls - 2015 Cost Calculator. To Install Concrete Block Walls in North Las Vegas you should expect to pay in the range of $1,550.12 to $1,719.65.. Click the Calculate button. The average cost to Install Concrete Block Walls in North Las Vegas 2015 is $7.75 to $8.59 per square foot. Always make sure to make all hiring decisions carefully and to make sure the contractor is fully insured, bonded and licensed.