[LINK] mineral resources audit

[Antony Barry]

On 12/06/2007, at 9:52 PM, Rick Welykochy wrote:

> And let's not forget that if the earth were an apple, we are not even
> mining to the depth of the apple skin. Far from it. As time  
> progresses,
> technology improves and needs deepen, we can mine for practically
> anything we want deeper and deeper into the earth's crust.

Provided we have energy but our cheapest form of energy, oil, will in  
a few years be in declining availability and all the fossil fuels  
have a CO2 problem which we have not yet solved.

Tony

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