Ice ages. An ice age is a period of long-term reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers.
The cost to install backsplash averages $23.52 â $40.28 per square foot based on data 2014 from homewyse.com.The cost divides into three subjects such as average material costs, unit labor productivity rates and also national average hourly labor wages.he cost to install backsplash averages $23.52 â $40.28 per square foot based on data 2014 from homewyse.com.
Some tile types and materials commonly used in backsplashes include: 1  Ceramic â Ceramic is fairly inexpensive. A basic tile with no pattern costs about $1.76 per square foot. 2  Porcelain â Porcelain is a sub-type of ceramic, but it is more expensive at $3.00 to $6.00 per square foot.