In terms of fossil fuel volume in oil equivalents, we are at a yearly level greater than 10 km^3... In terms of construction materials, these 2009 calculations

In terms of fossil fuel volume in oil equivalents, we are at a yearly level greater than 10 km^3... In terms of construction materials, these 2009 calculations give 2005 numbers of over 60 Gt... Growth in global materials use, GDP and population during the 20th century - http://www.vegetal-e.com/fichiers/2009-krausmann-al_1469691627.pdf http://www.vegetal-e.com/fichiers/2009-krausmann-al_14696916...