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Blue gum is a common name for Eucalyptus globulus, a fast-growing evergreen tree native to southeastern Australia, celebrated for its towering height and aromatic leaves that give off a distinctive blue-gray hue. It's widely cultivated for timber, essential oils, and windbreaks, but its aggressive growth can lead to environmental issues like water depletion in non-native areas. In modern contexts, it's both a boon for industries like perfumery and a symbol of invasive species challenges in global ecology.
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