A massive landslide-the worst in decades-struck Du Fangming's home in south China's Hunan province on July 6. "My house collapsed. My goats were swept away by the mud," he told Chinese media outlets shortly after the catastrophe. Fortunately, though, he was safe-one of 33 villagers who had been evacuated thanks to early warnings enabled by advanced positioning technologies that can provide more accurate readings than ever before.
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