The battle to curb our appetite for concrete

We extract billions of tonnes of sand and gravel each year to make concrete for the building industry, and this is having an increasing environmental impact as beaches and river beds are stripped, warn campaigners. Alongside this environmental damage, the building industry is also a major contributor to greenhouse gases - cement manufacturing alone accounts for 7% of global CO2 emissions.
Read more: https://www.bbc.com/news/business-45893549?source=Snapzu