Which of the following are causes for Carbon cycle imbalance that can lead to climate change? There may be more than one answer.

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Answer

Decrease in solar radiation (heat) reaching the Earth

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Long periods of above average volcanic activity

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The carbon cycle is always balanced and cannot be disrupted.

Answer

Periods of time divergence (continental rifts and mid-ocean spreading centers) dominate plate tectonics.

Answer

Periods of significant mountain-building events causing an increase in rock weathering

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