Which human activity would most likely decrease the amount of carbon in the atmosphere?

clearing forests
heating coal
burning wood
planting trees

Answer;

Planting trees

Explanation;

Trees absorb carbon dioxide and potentially harmful gasses, such as sulfur dioxide, carbon monoxide, from the air and release oxygen.

Forests play an important an important role in climate change. The destruction and degradation of forests contributes to the problem through the release of CO2. But the planting of new forests can help mitigate against climate change by removing CO2 from the atmosphere.