Mining phosphates for fertilizer, in other words, looks like a pretty direct antidote to mining coal for fuel.
But mining iron ore isn't like mining coal or gold or uranium.
Industries include meat and dairy processing, brewing, and mining (coal, asbestos, limestone).
Wu spent 19 years as a political prisoner in China building roads, mining coal, and farming.
For the generation of energy, see energy conversion; coal mining; coal utilization; petroleum production; petroleum refining.
Unlike sewing clothes, mining coal or forging steel, it was blessedly quiet.
For all that, mining coal probably takes a lot fewer lives than burning it.
Granted, embracing pollution controls or mining coal in ecologically sensitive ways is not cheap.
Mr. Obama promised to find better ways of mining coal "than simply blowing the tops off mountains".
"I made $52,000 a year mining coal," said Walter Burns, 46, who was nursing a Budweiser in Runt's Lounge.
It offers signposts as to how the country might shift from mining coal to mining data.Australia has about 1,500 tech start-ups, mostly in Sydney and Melbourne.
