"According to our observations, damages to crops, pastures and small effects to the health of people are already evident," the country's geophysics institute said.

“根据我们的观测，对庄稼和牧场有睦伤害，而对人体健康的影响明显是很小的，”国家地理机构声称。

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National Institute of Geophysics and Vulcanology (INGV)、

国家地球物理与火山研究院

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Scientists with the country's Institute for Geophysics said fast moving currents and extremely hot gas and rock could be seen flowing from the volcano's crater.

国家地质研究所的科学家说，从火山口可以看到极热的气体和岩石的剧烈涌动。

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's Daqing Geophysics Institute.

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Italy's National Institute of Geophysics and Volcanology (INGV) said the quake struck at 15:48 (14:48 GMT), with its epicentre in Garfagnana.

BBC: Italy: Earthquake hits near Bologna

Volcanologist Sonia Calvari, of the Institute of Geophysics and Volcanology in Catania (INGV-CT), said rapid advances in technology enable experts to use a wide range of methods to continually map and monitor Etna from a distance.

CNN: Keeping track of Etna's pulse