Ashley Cooper / Open cast or drift coal mine managed by Xstrata coal in the Hunter Valley, New South Wales, Australia. February 2010.
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Ashley Cooper / The Beltana number 1 mine, an open cast or drift coal mine managed by Xstrata coal in the Hunter Valley, New South Wales, Australia. February 2010.
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Jeff Foott / Saw dust (frass) at base of Lodgepole Pine tree trunk where Mountain pine beetles (Dendroctonus ponderosae) have drilled through the bark.Resin / pitch indicate the beetles' entry holes. Grand Teton N...