Protecting ancient ruins with sheep

Scientists are using sheep to protect the ancient ruins of Pompeii, a city in Italy that was destroyed by a volcanic eruption in the year 79. Pompeii was buried and preserved under thick layers of pumice stone, hot ash, and debris. Researchers found Pompeii in the 1500s and have since excavated (dug up) about two thirds of the city. Experts are concerned, however, that the unexplored sections of the city will be damaged by grass and plants that grow on and through stone walls and structures. Instead of using pesticides, which could harm the ruins, experts turned to an eco-friendly, costeffective landscaping method. A flock of 150 sheep are grazing on greenery in a northern section of the city, like a living lawnmower. The sheep “entered the site with great…

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The Week Junior US (Digital) - 1 Issue, Issue 158

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