Amazon carbon cycle case study Flashcards
1
Q
how much carbon do rainforests hold
A
40-50% of the carbon in the terrestrial biomass
2
Q
how much carbon is lost when forests are cleared
A
30-60% of carbon
3
Q
what is the most common method of removing forests
A
burning, which is cheap and effective
4
Q
what does an increase of carbon mean
A
an increase of carbon in the atmosphere means more heat from the sun and more greenhouse gases
5
Q
what happens if land is used for different purposes
A
e.g grassland, the absorbtion of carbon is reduced
6
Q
when happens when their is a decrease in trees
A
decrease in trees… less trees to take in co2…. concentreated amount of co2 in the atmosphere
7
Q
what happens during photosynthesis
A
co2 is released into the atmosphere during decompostion
