1. The imaginative elephant Horton hears a cry for help coming from a tiny speck of dust floating through the air.
2. A massive dust cloud enveloped Beijing on Thursday morning and the capital was blanketed by floating dust by noon.
3. The dust floating in the air due to the sandstorms turned the sky dark yellow in some parts of South China.
4. He added that the huge amount of vehicle emissions and the floating dust from ubiquitous construction sites in Beijing were making matters worse.
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5. But perhaps the greatest dangers gold miners face comes not from falling boulders but rather from floating dust.