21. The workers in Shanghang, Fujian, China, were cleaning the dirty water in the cesspool.
22. The smoke surrounded the buildings in Beijing.
23. In Pingba, China, a boy was swimming in the polluted reservoir.
24. In Shantou, Guangdong, China, a boy was walking in the dirty water full of garbage.
25. Beijing Yutian factory released a lot of exhaust gas.
26. Workers were cleaning the garbage in the Yangtze River.
27. Polluted water were drained into the Yangtze River.
28. The garbage under the Great Wall.
29. The reservoir in Baofeng, Hebei, China dried up. People were collecting what left.
30. Dead pigs in Huangpu River.