Podcast Beta
Questions and Answers
What is the Keeling curve and what does it reveal?
The Keeling curve is a record of atmospheric carbon dioxide concentration. It reveals seasonal changes in carbon dioxide concentration and a steady increase in the average concentration over time.
How do living organisms affect the composition of the atmosphere?
Living organisms, through processes such as photosynthesis, respiration, and decomposition, can remove and release carbon dioxide, causing changes in its concentration in the atmosphere.
What are the two important phenomena revealed by the Keeling curve?
The Keeling curve reveals seasonal changes in carbon dioxide concentration and a steady increase in the average concentration over time.
