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Plant-covered walls can combat urban heat and help biodiversity
is just as critical in temperate regions to ensure that green walls function effectively as habitats. Earlier studies in the Netherlands, by students from Utrecht University, have already shown ...
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Why is China quietly helping Africa build a Great Green Wall across the Sahara?
About two decades ago, African nations launched an audacious plan: a 7,700km “Great Green Wall” to hold back the Sahara Desert’s southward march. Yet years passed and progress was stalled ...