Answer:
Fossil fuel deposits and the Earth’s oceans are two places in which carbon is stored
Explanation:
This is because the organisms that lived millions of years ago in the sea died off and their remains were compressed at the bottom of the ocean from carbon, thus creating the fossil fuels that we have today. This process took thousands of years.
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Answer:
The two natural factors are.
Rainfall and river
The two man made factors are
Canal and tube wells
soft clay and wet and sandy soil as they are more likely to collapse or corrode over time especially the wet and sandy soil which will erode with rain or water