Liquid granite and the hunt for a carbon-neutral cement
Liquid Granite and the hunt for a carbon-neutral cement
Cement is responsible for 5% of the world’s carbon emissions, and the race is on to find an alternative
- guardian.co.uk, Wednesday 4 November 2009 22.00 GMT
- Article history
What do you do with a problem like cement? Around 2bn tonnes are used every year, each tonne a source of 0.4 tonnes of carbon dioxide as it is made. The cement industry is responsible for 5% of the world’s carbon emissions – more than the entire aviation industry.

