Here are the climate-related sections of speeches by MPs during the Commons debate Supplementary Estimates 2011-12.
Full text: https://hansard.parliament.uk/Commons/2012-02-08/debates/12020833000022/SupplementaryEstimates201112
Andrew Mitchell (Conservative)
£10.0 million transferred to DEFRA in respect of DFID in respect of the overall ODA and International Climate Finance management strategy. An ODA/GNI target of 0.56% was set out in DFID’s CSR10 settlement letter, as was a climate change spending target of £275.0 million;
£7.1 million transferred to Department of Energy and Climate Change (DECC) in respect of the overall ODA and International Climate Finance management strategy;
£10.0 million CDEL received from DEFRA in respect of the overall ODA and International Climate Finance management strategy;
£7.1 million CDEL received from DECC in respect of the overall ODA and International Climate Finance management strategy;
[Source]