The overall Gallup world Poll constitutes a continuous survey that provides a scientific window into the thoughts and behaviors of 98 percent of the world's population.
An active underwater volcano near Guam has become a hotspot for a booming population of ocean critters, despite continuous eruptions at the site.
位于关岛附近的一座水下活火山虽然经常爆发，里面却是海洋生物却是生生不息的活跃地带。
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Rates and causes of child mortality were obtained from a continuous-registration demographic surveillance system (DSS) in Malawi for a population of 32 000.