lucaskershaw24p80u55 lucaskershaw24p80u55
  • 03-05-2018
  • Biology
contestada

Air pollution is caused by A. natural events and human activities. B. human activities but not natural events. C. heavy rainfall. D. the sun.

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kyle11480
kyle11480 kyle11480
  • 26-06-2018
A. just look no further then China for human cause air pollution and volcanic eruptions cause air pollution (Hawaii)
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