Gaia vs. Medea: A Case for Altruism

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When a Cyanobacteria Takes Over the World…

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The Age of Oxygen & the Giant Insects

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Mass Extinctions—Not Just a Thing of the Past…

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What the Octopus Can Teach Us

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What Is an Ecological Civilization and Can We Achieve One—Before It’s Too Late?

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Share Your Watermark…And Save the World

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Excerpt from “Water Is…”

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The Cambrian Explosion: When Animals Started Eating Each Other

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