Carbon Cycle Flashcards
1
Q
What are the flows within the carbon cycle?
A
Photosynthesis
Respiration
Combustion
Decomposition
sequestration
Burning of fossil fuels
Volcanic eruptions
2
Q
How much of Earth’s carbon is stored in the cryosphere?
A
Less than 0.01%
3
Q
How much of Earth’s carbon is stored in the atmosphere?
A
0.001%
4
Q
How much of Earth’s carbon is stored in the lithosphere?
A
99.9%
Predominantly sedimentary rocks such as limestone
5
Q
What is the second largest carbon store?
A
The hydrosphere
