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.
In comparison, turf block pavers can cost $4 per square foot up to $6 per square foot. Plastic pavers are usually less expensive, but those pavers aren't as strong or durable as concrete pavers. In addition to the cost of the pavers, homeowners also need to look at any other potential costs.n comparison, turf block pavers can cost $4 per square foot up to $6 per square foot. Plastic pavers are usually less expensive, but those pavers aren't as strong or durable as concrete pavers. In addition to the cost of the pavers, homeowners also need to look at any other potential costs.