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Examples
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Whether Protactinium or Unobtanium becomes the new top-level of the LEED rating system…?
New Levels of LEED 2008
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The new Protactinium level introduces more stringent requirements to ensure the purity of the design team and to verify their worthiness to obtain such a noble rating for their building.
New Levels of LEED 2008
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A new top-level LEED classification called Unobtanium is being proposed to replace the currently proposed Protactinium level, leading to a possible schism in the growing green building rating system.
New Levels of LEED 2008
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LEED has unveiled a new level of certification, Protactinium.
TreeHugger 2010
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LEED has unveiled a new level of certification, Protactinium.
TreeHugger 2010
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