The very fact that the miners were trapped for such a long time proves that mining safeguards around the world, and especially in developing countries, are nowhere near what they should be.
Before long, time proves him right: as he comes to the top of a small mound, there is Frank, all five-and-a-half feet of him, his mottled black-and-white skin blending in with the forest floor.
Furthermore, simplified respirometric tests revealed the variation of biomass activity over long time, proving attached biomass had much higher nitrification activity than suspended biomass, with almost no change after DO dropped to 4 mg/L.
Cutting back on the budget for developing new shows -- a decision that was made because management thought that "Millionaire" would be filling many hours a week for a long time -- proved flawed.
Flipp for a long time has proved useful to those who no longer subscribe to the Sunday paper with all its inserts, but still wanted a way to see the week's sales from area retailers.
If it is taking Downing a long time to prove his £20m worth, reinforcements are in the offing.
Earlier social disorganization theories and economic theories offered solutions that were costly and would take a long time to prove effective.
That suspicion turned out to be correct, but it took a long time to prove it.
Nevertheless, our opinions were shared elsewhere and it has taken him a long time to prove he is more than just a tonker, someone who can clear the boundary at will.
For a long time his argument proved oddly resilient to challenges from the left.
Spokesperson David Hollingworth said: "We have been a proponent of fee-free mortgage advice for a long time and have proved that it's a successful model.
