That is not quite true. The relative share of the life-cycle impact of material increases, because total impact decreases. There are a couple of reviews that di

That is not quite true. The relative share of the life-cycle impact of material increases, because total impact decreases. There are a couple of reviews that discuss this matter and normally find that total life-cycle impact is consistently lower. https://www.sciencedirect.com/science/article/pii/S0360132316301986 https://www.sciencedirect.com/science/article/pii/S036013231...