Three common
building materials,
& their shocking
carbon footprint
Aluminium
Accounting for 1.1 billion tonnes of CO2 emissions annually, approx 2% of global emissions
Major direct carbon emission source is electrolysis of alumina, to produce the metal
Steel
Steel industry accounts for 6-8% of total global CO2 emissions. Over 70% of global steel production takes place in Asia.
Over 70% of global steel production takes place in Asia.
Glass
The production through high temperature FURNACE leads to atleast 86 million tonnes of CO2 emissions, annually.
Glass can be recycled, but countries still bury it in landfills.
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