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NEED ANSWER ASAP Which statement about the earth’s atmosphere is true


In the past few decades, carbon dioxide levels have been rising.


A recent decrease in carbon dioxide levels will increase plant growth on Earth.


In the past few decades, carbon dioxide levels have been falling.


A recent increase in carbon dioxide levels can contribute to a long-term cooling of Earth’s climate.

Respuesta :

Answer:

In the past few decades, Carbon dioxide levels has been rising.

Explanation:

  • Rising levels of Carbon dioxide has become an immediate concern for the Environmentalists.
  • This is because carbon dioxide is a green house gas and risen levels of green house gases can lead to unusual warming up of the Earth's Atmosphere.
  • This phenomenon is termed as Global warming.
  • Global warming can lead to seasonal variation and melting of the ice caps to flood several continents.
  • In Last few decades The levels of Carbon dioxide is rising at an alarming rate.
  • This rise occurs due to the to burning of fossil fuels, combustion of fuels in automobiles, Deforestation etc
  • An immediate step is needed to check this addition of carbon dioxide.

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