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Legend: (diff) = difference with preceding revision, (hist) = view history for only this reason, m = minor edit, N = new reason.
| (diff) | (hist) | 01:21, April 4, 2008 | Sweans (Talk | contribs) | N | (→Coal is the cheapest way to feed world's energy demand) | |||||
| (diff) | (hist) | 01:21, April 4, 2008 | Sweans (Talk | contribs) | N | (→Coal demands outstrip production capacity) |
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