• A gas that contributes to the greenhouse effect by absorbing infrared radiation, examples carbon dioxide and global warming and climate change.

Carbon Dioxide

  • A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants
  • Examples: People exhale carbon dioxide at a level many times higher than background levels in the atmosphere.

Global Warming

  • A gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse gases effect caused by increased levels of carbon dioxide, and pollution.
  • Examples: It is said that Niagara Falls never freezes but it froze in last year It is an effect of global warming.

  • Any of a class of compounds of carbon, hydrogen, chlorine, and fluorine, typically gases used in refrigerants and aerosol propellants. They are harmful to the ozone layer in the earth's atmosphere.
  • Examples: perfumes, paints, aerosols, air conditioner, refrigerator, and other things that contains some chemicals.

    Nitrogen Oxide

  • any of several oxides of nitrogen formed by the action of nitric acid on oxidizable materials; present in car exhausts
  • Examples: car exhaust systems, industrial acid, and trucks and transportation.

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