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Part 13: Holocene and Anthropocene






By Luisa Cristini,  PhD, University of Hawaii at Manoa [Note from the editor: This is the thirteenth in a series of blog entries that will focus on introductory topics in climate dynamics and modeling, and will serve to provide insight into the current understanding of the science.] In addition to the low frequency variability of [...]

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Climate Change Research: The Study of Ice Cores






Ice cores, drilled from the polar ice caps of Antarctica and Greenland most commonly, but also from places as diverse as Africa, Bolivia, China, Peru, Russia and even the United States are the most accurate means to proving a window into the paleoclimate record in Earth’s history, including past climatic and environmental conditions.  Drilling miles [...]

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Coral

Paleo Proxy Data: What Is It?






By Martina M. Dewey A paleoclimatologist’s work is science focused on the climate of past ages. Proxy data is data that paleoclimatologists gather from natural recorders of climate variability, e.g., tree rings, ice cores, fossil pollen, ocean sediments, coral and historical data. By analyzing records taken from these and other proxy sources, scientists can extend [...]

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