From solar to electric cars, from geothermal to reconfiguring the grid, the scale of investment needed in green technologies in order to meet whatever agreements on emissions reductions are finally agreed will be immense.

Transparency, accountability and sustainability have become the slogans of the market leaders. Companies carry out environmental and social audits to court the consumer, and even the bluest chips woo organisations such as Greenpeace and Amnesty.

The problem lies with us: we've become addicted to experts. We've become addicted to their certainty, their assuredness, their definitiveness, and in the process, we have ceded our responsibility, substituting our intellect and our intelligence for their supposed words of wisdom.

Transparency, accountability and sustainability have become the slogans of the market leaders. Companies carry out environmental and social audits to court the consumer, and even the bluest chips woo organisations such as Greenpeace and Amnesty.

With clothing being designed that allows you to be hugged virtually, video conferencing becoming ever sharper, and our social and romantic lives increasingly taking place online, the gap between the physical and the virtual is getting ever smaller.

It is a world of extremes, which can be characterised most clearly in terms of exclusion. That means political exclusion, whereby the rights of citizens are marginalised by the interests of big business: George W Bush's environmental policy, for example, is clearly formulated in the interests of U.S. energy companies.