Celebrating Earth Science - Power from Our Earth
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From: EIU WeatherCenter
Added: 16 years ago · 5:47 · 480p
Adam Hardesty teaches students about the process of coal mining.
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Years
Years
Views: 124
From: EIU WeatherCenter
Added: 16 years ago · 5:47 · 480p
Adam Hardesty teaches students about the process of coal mining.
No comments yet.