Filter beds with pre-filter are simple, efficient and environmentally friendly ways of treating domestic wastewater from detached houses and holiday homes. The requirements related to operation and maintenance are few in relation to traditional compact plants. These systems can also be adapted to suit clusters of houses, schools, kindergartens, small companies etc.
By Filtralite Saint-Gobain Byggevarer As based in Alnabru, NORWAY.
The largest threat to wetlands is the risk of being flooded with sediment as a result of a poorly managed construction site. Most construction projects require erosion control to prevent damage to the wetlands.
By Erosion Control Forum based in Bend, OREGON (USA).
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