That the vehicles produce smoke consisting of largely carbon dioxide (CO2) is widely known to the world, and its adverse effects to the environment are very critical. When there is more and more carbon dioxide in the atmosphere, it surely will result in the global warming because of the rising temperature that is caused by the "greenhouse" effect. The greenhouse effect is one of the greenhouse gases that result from carbon dioxide, and it acts as a blanket covering the earth to trap the temperature at the highest degree. ... If Cambodia is covered in poor air quality the air fill...

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• Approx Pages: 5
• Grade Level: Graduate