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9. When humans burn fossil fuels it is called _______________ and contributes to global warming by releasing excess carbon dioxide into the atmosphere. a. erosion b. photosynthesis c. respiration d. combustion
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9. When humans burn fossil fuels it is called _______________ and contributes to global warming

by releasing excess carbon dioxide into the atmosphere.
a. erosion
b. photosynthesis
c. respiration
d. combustion

User Magcus
by
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2 Answers

7 votes

Answer:

C: respiration

Step-by-step explanation:

User Riceball LEE
by
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5 votes

Answer:

d. combustion

Step-by-step explanation:

User Featherbelly
by
6.1k points
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