Stomata (3 of 3) Indicators of CO2 and temperature

Stomata of fossil plants can be used to directly estimate past carbon dioxide levels, and those carbon dioxide levels can then be used to make an indirect estimate of temperature.…

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Stomata (2 of 3) Tradeoff

Levels of carbon dioxide in Earth's atmosphere change over time; so at times when the atmosphere is carbon-dioxide-rich, plants can get away with having fewer stomata since each individual stoma…

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Stomata (1 of 3) Function

Carbon dioxide enters, while water and oxygen exit, through a leaf's stomata. Stomata control a tradeoff for the plant: they allow carbon dioxide in, but they also let precious water…

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