Here are the climate-related sections of speeches by MPs during the Commons debate Banking Reform.
Full text: https://hansard.parliament.uk/Commons/2010-06-17/debates/100617123000004/BankingReform
Nia Griffith (Labour)
The people of this country want to see a bit of humility and payback on the part of the banks. One opportunity to do that would be through the so-called Robin Hood tax on banking transactions, with the money going to alleviate poverty here and to tackle climate change across the globe. Will the Financial Secretary urge his right hon. Friend the Chancellor to introduce such a tax and to influence colleagues worldwide to do likewise?
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