| http://www.w3.org/ns/prov#value | - Significant savings are possible ??? on average 40% ??? simply by switching to energy-efficient lighting technologies such as LED. On a global level these savings amount to ???128 billion in reduced electricity cost, 670 million tons of CO2, or the equivalent of 642 power plants (in itself representing a ???1,300 billion saving in reduced need for power infrastructure ??? virtually making this an
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