AngloGold has been particularly keen to diversify away from South Africa, where gold deposits lie deep underground and require costly and dangerous procedures to extract.
Rare earths are dangerous and costly to extract responsibly; China's techniques have been anything but.
China accounts for more than 95% of global production of rare earths, which are dangerous and costly to extract.
Only addicts would venture into riskier, more dangerous, volatile environments to extract what they think they cannot live without".
The rest of the plutonium was to be mixed with highly radioactive nuclear waste and immobilized in glass or ceramic blocks, making it difficult and dangerous for any thief to extract.
The petrochemical industry will become more dangerous as we rush to extract harder to find deposits of crude in places like the harsh environs of the Arctic, where Shell Oil plans to start drilling this summer.
Fracking is a dangerous, destructive and unsustainable way to extract gas from shale.
Some Israeli officials, in turn, think that the Palestinians are engaging in dangerous brinkmanship in an effort to extract concessions.
The question of how to extract a dangerous man from a residential neighborhood is one of the fundamental problems of our time, happening everywhere from Gaza to Rio to Abbottabad.
