Understanding Our World

The atmosphere is a fluid surrounding all of our planet, so we look at it globally, explains NCAR scientist John Fasullo. Climate scientists study the interaction of the atmosphere, vegetation, ice, oceans, and the Sun using computer models to help answer questions about the complex Earth system—past, present, and future. More about climate science and climate change: http://www2.ucar.edu/atmosnews/topics/4094

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Runtime: 1:06

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