Brain Food

Nick McKay/NAU

Scientists say droughts and wet periods come and go between ice ages. To understand and predict long-term climate changes, Northern Arizona University assistant research professor Nick McKay examines sediment samples from Arctic lakes.

Musings by Maravin

Travelers love souvenirs, and now research being done at Northern Arizona University proves that.

Bonnie Stevens

Earthquakes can’t be predicted, but Professor Dave Brumbaugh says Northern Arizona can expect seismic activity simply because there are a number of faults here. Brumbaugh is the director of the Arizona Earthquake Information Center on the Northern Arizona University Campus. He says the Earth’s crust in the region is expanding.

Much of the carbon dioxide released into the atmosphere from human activities — like burning fossil fuel — is taken up as plant food. Northern Arizona University’s Debbie Huntzinger, a researcher of climate change models, says the land’s surface is currently storing more of the greenhouse gas than it’s giving off. 

Bonnie Stevens

Nadine Barlow studies impact craters throughout the solar system. This professor of physics and astronomy at Northern Arizona University calls these craters nature’s drills because they tell us what’s buried beneath the surface.

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