| http://www.w3.org/ns/prov#value | - ctor David Lawry said concentrated plantings of plane trees led to huge problems with allergies" from the pollen and fine hairs they dropped.Plane trees have a persistent impact on human health, he said, adding allergy problems were rife in European cities such as Paris, where plane trees comprised close to 40 per cent of all street plantings.more...
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