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@cassian.khilan
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0:25
Drilling Down: The Gulf Oil Debacle and Our Energy Dilemma
4 years ago
0:22
Windfall: The Booming Business of Global Warming
4 years ago
0:21
Forest Measurements
4 years ago
0:27
Historic Photos of Texas Oil
4 years ago
0:25
In the Fields of the North / En los campos del norte
4 years ago