The Sixth Extinction

by

Elizabeth Kolbert

Teachers and parents! Our Teacher Edition on Sixth Extinction makes teaching easy.
A process in which the Earth’s oceans absorb carbon dioxide and quickly becomes more acidic, endangering the survival of many marine species, including coral. Because it is caused by the absorption of carbon dioxide from the atmosphere into the ocean, it is directly impacted by the increase in atmospheric carbon dioxide that is a result of humanity’s consumption of fossil fuels.

Acidification Quotes in The Sixth Extinction

The The Sixth Extinction quotes below are all either spoken by Acidification or refer to Acidification. For each quote, you can also see the other terms and themes related to it (each theme is indicated by its own dot and icon, like this one:
Mass-extinction and Morality Theme Icon
).
Chapter 6 Quotes

Ocean acidification increases the cost of calcification by reducing the number of carbonate ions available to begin with. To extend the construction metaphor, imagine trying to build a house while someone keeps stealing your bricks.

Page Number: 121
Explanation and Analysis:
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The Sixth Extinction PDF

Acidification Term Timeline in The Sixth Extinction

The timeline below shows where the term Acidification appears in The Sixth Extinction. The colored dots and icons indicate which themes are associated with that appearance.
Chapter 6: The Sea Around Us
Mass-extinction and Morality Theme Icon
Natural Selection and Mass-extinction Theme Icon
In 2008, Hall-Spencer wrote an influential paper on the acidification of the oceans; since that year, there’s been considerable interest in the topic. Other scientists... (full context)
Mass-extinction and Morality Theme Icon
Natural Selection and Mass-extinction Theme Icon
Environmental Change and Human Nature Theme Icon
Ocean acidification is dangerous for many reasons. It deprives large animals of nutrition, interferes with photosynthesis, and... (full context)
Chapter 7: Dropping Acid
Mass-extinction and Morality Theme Icon
Natural Selection and Mass-extinction Theme Icon
Environmental Change and Human Nature Theme Icon
...sperm. Scientists have studied samples of Acropora millepora in order to test the impact of acidification on coral. So far, their findings have been discouraging—acidification can wipe out coral egg-sperm bundles.... (full context)