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Climate change: The massive CO2 emitter you may not know about
By Lucy Rodgers
BBC News
8 hours ago
Cement is the most widely used man-made material in existence. It is second only to water as the most-consumed resource on the planet.
But, while cement - the key ingredient in concrete - has shaped much of our built environment, it also has a massive carbon footprint.
Cement is the source of about 8% of the world's carbon dioxide (CO2) emissions, according to think tank Chatham House.
If the cement industry were a country, it would be the third largest emitter in the world - behind China and the US. It contributes more CO2 than aviation fuel (2.5%) and is not far behind the global agriculture business (12%).
More:
https://www.bbc.com/news/science-environment-46455844
