BBC: Governments need to spark a lightweight revolution in the way things are made so the world can keep up with the demand for resources, say scientists.
They say homes will have to be built with less cement; cars with less steel; and gadgets with less plastic.
And it will need to be done in a way that radically cuts emissions from producing the materials, they add.
These are among the conclusions presented in the journal
Several papers in the journal tackle the dual problem created by the...