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Last Updated: Wednesday, 21 February 2007, 10:43 GMT
Derek Wall
derek wall
Can the Green Party capitalise on current environmental concerns?

Sarah Montague talks to the new "principal speaker" of the Green Party discusses his party's prospects givencurrent concerns about climate change..

How best to save the planet?

Now the world has woken up to global warming, politicians and business leaders are recognising that something has to be done about it.

The Green party has been campaigning on this issue for many years.

Derek Wall is from the Green Party in England and Wales.

Now that every other political party has joined their bandwagon, where does that leave them?

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