Which of the following is (are)major sources of the carbon dioxide now being added to the atmosphere in excess of the amount taken out by plants?

Question

Quizplus · Accepted Answer

All of the above sources are major contributors to the excess carbon dioxide currently being added to the atmosphere. Burning of fossil fuels releases carbon dioxide that has been stored underground for millions of years, while the loss of soil organic matter and destruction of natural forests both reduce the ability of plants to absorb and sequester carbon from the atmosphere.

Which of the Following Is (Are)major Sources of the Carbon