Recycling sand and gravel aggregates from construction and demolition waste could meet half of China’s demand for the materials essential for building skyscrapers, roads and railways by 2050, a Chinese-led study has found. By embracing a circular economy strategy, some provinces could achieve aggregate recycling rates as high as 65 per cent, the team led by researchers from Tsinghua University found. This could significantly ease China’s annual aggregate demand, which is projected to halve by…
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