Question

question 4
how do humans impact the carbon cycle?
select all that apply
a by burning fossil fuels
b by applying fertilizer to farm fields.
c by allowing lightning storms
d by cutting down a large number of trees

Explanation:

• Burning fossil fuels releases carbon dioxide into the atmosphere, which is a significant human impact on the carbon cycle.
• Cutting down a large number of trees reduces the amount of carbon dioxide that can be absorbed through photosynthesis.
• Applying fertilizer to farm fields mainly impacts the nitrogen cycle rather than the carbon cycle.
• Lightning storms are a natural phenomenon and not a human - caused impact on the carbon cycle.

Answer:

A. by burning fossil fuels, D. by cutting down a large number of trees