Which of the Following Factors Would Make the Strongest Contribution

Question

Which of the following factors would make the strongest contribution to global climate change?
A)large-scale deforestation
B)disruption of the waste recycling by decomposers
C)over-harvesting of wild species for consumptive value
D)drainage of wetlands producing a disruption of water purification
E)an increase in soil erosion leading to siltation of rivers and estuaries

Accepted Answer

Large-scale deforestation significantly contributes to global climate change by reducing the number of trees that can absorb carbon dioxide, a major greenhouse gas, thus increasing atmospheric CO2 levels.