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Blue Infrastructure
Blue Infrastructure is the “use of small footprint high-efficiency devices installed and retrofitted within existing collection systems.” In other words, it is the middle ground between green and grey infrastructure.
Charactersitics
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Heavier dependence on human-made structures
Usually smaller than grey infrastructure and is integrated into already existing infrastructure.
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Harder surfaces
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Sometimes absorbs, sometimes stores, sometimes diverts water
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Depreciates in value
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Brought to full scale at a faster rate
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Lower maintenance
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More environmentally sustainable than grey, less sustainable than green
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Has only one main benefit, which is the reduction of CSOs
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