Environmental Science for AP* (2nd Edition)

Published by W. H. Freeman
ISBN 10: 1464108684
ISBN 13: 978-1-46410-868-6

Chapter 19 - Module 63 - The Evidence for Global Warming - AP Review Questions: 5

Answer

Higher CO2 concentrations cause increased photosynthesis.

Work Step by Step

Because carbon dioxide is required for photosynthesis, an increase in CO2 can simulate plant growth. The growth of more plants will cause more CO2 to be removed from the atmosphere. This shows a negative feedback mechanism.
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