Egypt currently gets most of its electricity from natural gas and has large reserves, but there is a cost in burning the stuff at home when it could be exported.

ECONOMIST: Egypt and nuclear power

Economists generally agree that the key to addressing climate change is to raise the cost of burning fossil fuels, either directly, through a carbon tax, or indirectly, through a cap-and-trade program.

NEWYORKER: Greening the Ghetto

The invention of new ways to extract gas and oil out or shale formations means we now have hundreds of years of supplies of low cost, clean burning natural gas.

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The pollution produced by burning petrol in cars imposes a cost on the environment and on human health, yet its price hardly reflects this fact: petrol remains cheaper than water in America.

ECONOMIST: Stepping on the gas

Not only is there no clean coal now, there is no practical technology on the horizon that will produce electricity by burning coal in a manner than is cost competitive and eliminates emissions.

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Furnaces could no longer emit "dark smoke" and households were offered grants towards the cost of converting their coal-burning grates to smokeless fuel.

BBC: News, London

We honestly believe, as do most analysts, that it's not too long into the future before the price curves of technologies like standard photovoltaic solar and some upcoming breakthroughs are at cost parity with conventionally -- like, coal-burning-generated electricity.

CNN: Transcript of June 'CNN Money Summit: Money & Main St.'

How much would electricity cost in the United States if the retail price reflected the health impacts of burning fossil fuels?

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