Not exact matches
Ankney worked in the Montana
coal industry for over 30 years, arriving in Colstrip in the early 1980s to build the massive
draglines used at the mine.
At the mine, huge excavators called
draglines clear loose earth from above black
coal seams.
BHP is South Australia's biggest power user but uses more power in its Queensland coking
coal mines, chiefly because of its electric «
draglines» — the huge loaders that move
coal and earth.
In the first, peaks are dismantled, descending layer by layer, using explosives and
draglines, and the
coal harvested.
There are 31 clips in all, including shots of many mountaintop removal mine sites, undisturbed mountains, a 20 story tall
dragline, and a massive
coal fired power plant.