This Calculator should be used as an estimating tool ONLY. 1  Enter the dimensions below to calculate how many bags of concrete you need. After entering the dimensions of the pad, click on Calculate and the calculator will provide you with the amount of concrete. 2  ft in. 3  ft in.  ft in.
According to the International Renewable Energy Agency (IRENA), renewable energy employment in the United States reached 724,000 jobs in 2014, a 16 percent increase from the previous year (IRENA does not include large-scale hydropower in their estimates).
WASHINGTON, May 29, 2014âA new state-bystate analysis shows that 18 U.S. states could gain over 5,000 jobs each in 2020 from exports of U.S. crude oil, said API Vice President for Regulatory and Economic Policy Kyle Isakower.