Air pollution - SOx and NOx. Air pollution from maritime transport including Sulphur Oxide (SOx), Nitrogen Oxide (NOx), Ozone Depleting Substances (ODS) or Volatile Organic Compounds (VOC), is high in the agenda both at global and European level.
Although costs have been rising, water is still an inexpensive resource in most American towns. An average cost is less than $5 per 1000 gallons. Filling a swimming pool, in most areas, costs less than $100.Youâll need to add some replacement water during the year, to replace splash out and backwash water.ost trucks hold 5000 gallons or so, and can make repeated trips to the hydrant until your pool is full. Water truck companies usually charge by the load, and a complete fill of the pool can be expensive, as much as $50 per 1000 gallons.
Concrete. Ask anyone who owns a concrete pool all they will tell you that the costs involved in maintaining a concrete pool can be considerable. The average costs for maintenance run between 10% and 15% per year based on the initial cost of the pool.For example, if you paid $30,000 for your pool you could anticipate between $3,000 and $4,500 per year in maintenance costs. Why so high? 1  Concreteâs high maintenance costs are due to the nature of the material.oncrete. Ask anyone who owns a concrete pool all they will tell you that the costs involved in maintaining a concrete pool can be considerable. The average costs for maintenance run between 10% and 15% per year based on the initial cost of the pool.