Research Scientist Ian Glasspool was quoted in Earth magazine in the February 2018 cover story titled “A Flammable Planet: Fire Finds its Place in Earth History.” Glasspool is quoted in a section about oxygen history. “Hypotheses have been proposed to correlate atmospheric oxygen fluctuations with mass extinction events and the evolution of various traits in animals, including gigantism in insects and sauropods, the evolution of placental mammals, and flight in insects, birds, bats and pterosaurs,” Glasspool said.

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