1.
What is the
Independent Variable?
1-
2. What is the Dependent
Variable?
2-
Average global carbon stock (Mg Cha-¹)
1,200
1,000-
800
600
400-
200
0
Above ground
Below ground
Soil
Subtropical
tidal marsh
Tropical
seagrass bed
Mangrove
forest
Ecosystem
Tropical humid
evergreen
forest
Tropical peat
swamp forest