A volunteer tells pupils about the harm of discarded plastic bottles in a school in Liaocheng, eastern China's Shandong Province March 15, 2006. Environmental problems have become a major bottleneck in China's fast-growing economy. [Newsphoto] |
Pupils learn about the harm of discarded batteries from a volunteer in a school in Liaocheng, eastern China's Shandong Province March 15, 2006. Environmental problems have become a major bottleneck in China's fast-growing economy. [Newsphoto] |
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