Natural carbon "sinks" (processes that take CO₂ from the atmosphere,such as the chemical weathering of rocks,the growth of vegetation,and the solution of atmospheric CO₂ into the oceans)appear to have generally matched the production of CO₂ until ____________.
A)the end of the last ice age,approximately 16,000 years ago
B)the Little Ice Age,approximately 400 years ago
C)approximately 1900
D)the Eocene,approximately 50 million years ago

Question

Quizplus · Accepted Answer

The increase in human activities, such as the burning of fossil fuels and deforestation, since the Industrial Revolution has led to the production of more CO₂ than natural carbon sinks can absorb. This has resulted in an increase in CO₂ concentration in the atmosphere and the exacerbation of global warming. The Industrial Revolution began around 1900, making option C the correct choice.

Natural Carbon "Sinks" (Processes That Take CO₂ from the Atmosphere,such