There are two main incentives for this, the first being the geological feature that natural gas is in finite supply and world production of it is thought might peak within the next few decades, and secondly that burning fossil carbon contributes to the atmospheric concentration of CO2, which scientific consensus accords will cause global warming and climate change.

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Secondly on spending - councils expect a full government spending review next year.

BBC: Tough times in local government

Secondly, Transmeta offers investors a chance to buy into the next big thing, if things work out as the company hopes.

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