Could the roads of the future be bio-based?

In the Netherlands there are now test roads and cycle paths that are paved with a bitumen-like product made from the natural binder lignin.

08-10-2019 10:41

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Bitumen is a by-product of oil production and is used to bind the surfaces of paved roads. Some researchers, concerned about its environmental impacts and future supply if petroleum refining slows down, have started to develop bio-based alternatives