Carbon cycle

Question 1

How is carbon dioxide released into the atmosphere?

Answer 1

Burning fossil fuels, acid rain, respiration and decomposition.

Question 2

Explain how acid rain can cause carbon dioxide.

Answer 2

So the rocks have carbon locked in them. When acid rain is falls, it causes the rock to react with the rain so effectively releasing the carbon locked within the rocks.

Question 3

How is carbon removed from the air?

Answer 3

Photosynthesis and carbon dioxide dissolving in oceans