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).
Worldwide, employment in green energy grew 5 percent in 2015, to 8.1 million jobs, while the slump in oil prices that began in the fall of 2015 eliminated an estimated 350,000 oil jobs across the planet. IRENA. Around the world, the solar industry was the largest renewable energy employer â jobs increased 11 percent between 2014 and 2015, to 2.8 million jobs. Most of those jobs â 1.7 million â are in China, because thatâs where most solar panels are manufactured. In the European Union, a decline in manufacturing means that the region lost jobs, but high rates of solar installation in the United States kept solar employment high.