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Smoke rises from buildings in an Alberta Oil Sand extraction operation.

Pre-K - Higher Ed
Smoke rises from buildings in an Alberta Oil Sand extraction operation.
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Coal mine. The dredge loads the truck coal

Pre-K - Higher Ed
Coal mine. The dredge loads the truck coal for loading on conveyor
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A crane moves granite blocks in a yard near a quarry.

Pre-K - Higher Ed
A crane moves granite blocks in a yard near a quarry.
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Molybdenum mining boom in Canada

Pre-K - Higher Ed
Canada experiences a mining boom comparable with the uranium rush that followed WWII. There is a swiftly rising demand for molybdenum, an alloy used in steel, and mines in the wilds of British Columbia are working around the clock to...
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Grimes Graves, Thetford Chase

Pre-K - Higher Ed
Grime's Graves is a large Neolithic flint mining complex near Brandon in England close to the border between Norfolk and Suffolk. It was worked between circa 3000 BC and circa 1900 BC, although production may have continued well into the...
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Metal industry-iron and steel workers

Pre-K - Higher Ed
Metal industry-iron and steel workers
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Toxic fumes rising from Kawah Ijen volcano in Indonesia

Pre-K - Higher Ed
The crater of the famous Kawah Ijen volcano in East Java in Indonesia, constantly spits sulfuric toxic fumes. Manual laborers from local community go down the crater to fetch blocks of sulfur that they extract and carry back to valley....
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Steam Locomotive On Hill

Pre-K - Higher Ed
Steam locomotive dumps slag on a hill which stacked by mineral waste residue from 1955, July 06, 2015, Fuxin, Liaoning Province, China. Fuxin is a city raised by coal mine from 1950s after the found of People's Republic of China, the...
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Crushed iron ore dumping off a belt.

Pre-K - Higher Ed
Crushed iron ore dumping off a belt.
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gold mine

Pre-K - Higher Ed
pure gold
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Silver mine

Pre-K - Higher Ed
Silver mine
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Silver mine

Pre-K - Higher Ed
pure silver
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Silver mine

Pre-K - Higher Ed
pure silver
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Salt mining Cabo de Gata

Pre-K - Higher Ed
Salt mining piling the salt in theground with a tranport crane.
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A crane lifts a granite block in a quarry yard.

Pre-K - Higher Ed
A crane lifts a granite block in a quarry yard.
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Shadows lie across an ancient quarry in Wadi Hammamat.

Pre-K - Higher Ed
Shadows lie across an ancient quarry in Wadi Hammamat.
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Excavators, cranes and trucks are working in construction site

Pre-K - Higher Ed
Excavators, cranes and trucks are working in construction site in afternoon. In that day have much cloud in the sky that make shadow in this area.
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Vehicles on the construction site

Pre-K - Higher Ed
Vehicles on the construction site
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Steel industry factory

Pre-K - Higher Ed
Steel industry factory
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Group of miners working at a mine

Pre-K - Higher Ed
Group of miners working at a mine
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A giant drum slowly spins in a mining facility.

Pre-K - Higher Ed
A giant drum slowly spins in a mining facility.
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Coal Conveyor

Pre-K - Higher Ed
Coal Conveyor
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Brown Coal Mine

Pre-K - Higher Ed
Brown Coal Mine
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Steel Industry molten metal

Pre-K - Higher Ed
Steel Industry molten metal