Uptake of Carbon Dioxide from Water by Plants

Two simple experiments/demonstrations show the role of plants in mitigating the acidification caused when CO2 is dissolved in water.

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IFM-GEOMAR S. Soria-Dengg
Carboschools (EU)

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Teaching Tips

Teaching Tips

Experiment would work well as a supplement to a lesson on the carbon cycle, photosynthesis, and ocean acidification.

Instructors could use narrow-range (~pH 3-8) pH strips to substitute for the pH meter in the second experiment if a pH meter is not available. Though, it should be noted, this may be less accurate and detailed than the pH meter would be.