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Earth ScienceThe Rock Cycle
This module addresses the rock cycle, including the historical development of the concept. The relationships...
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Scientists and ResearchCollaborative Research in the Arctic Towards Understanding Climate Change
Biological oceanographer Kevin Arrigo investigates questions about changes in polar ecosystems due to a changing...
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Scientists and ResearchDavid Ho
This module profiles renowned AIDS researcher David Ho, who is credited with inventing the “AIDS...
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