A veteran soil mechanics expert says he has found a greener, smarter way to cover the mountains of waste piling up in Hong Kong’s landfills – by using more waste.
Taking construction waste from work sites and laying them on top of regular municipal rubbish as a “final cover” could also free up valuable space at landfills, said Charles Ng Wang-wai, CLP Holdings Professor of Sustainability at the University of Science and Technology.
Ng’s suggestion comes as the...
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