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All organisms naturally release carbon dioxide as a product of respiration. Why was global climate change not an issue in the past as it is today ?

Respuesta :

jinninsocheat07

Answer:

Because of humans

Explanation:

We have polluted the Earth so much. There are tons of plastic in the ocean and ice caps are melting faster and faster. Smoke from factories and vehicles are destroying the ozone layer making it even hotter.

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