2008-03-24 02:02:09 Xinhua English

A boy tries the anemoscope at Guiyang Meteorological Popular Science Center in Guizhou, capital of southwest China's Guizhou province, March 23, 2008. The Guizhou Meteorological Popular Science Center opened to public for free on Sunday, the World Meteorological Day with this year's theme as "Observing our planet for a better future," attracting thousands of citizens. (Xinhua Photo)

A girl tries to operate the machine to produce artificial rainfall at Guiyang Meteorological Popular Science Center in Guizhou, capital of southwest China's Guizhou province, March 23, 2008. (Xinhua Photo)
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