2519442=

Top 5 Sources of
Global C02 by Industry

Industries by percentage
■Cement24.9
■Steel1.85
■Plastic0.35
■Paper0.42
■Aluminium0.24
9.85 gigatonnes

f30508040

Proportion of Materials
Used in Building Elements

Building Elements by percentage
■Superstructure / Substructure15
■Exterior Envelope25
■Building Services40
■Interior Systems20

6474548

Sources of Global
C02 Emissions by Sector

C02 gigatonnes by Sector
■Buildings8.8
■Industry9.9
■Transport7.3
■Other1.1
27.1 gigatonnes