Here are the climate-related sections of speeches by MPs during the Commons debate HS2.
Full text: https://hansard.parliament.uk/Commons/2019-09-05/debates/832D1830-560C-483C-B6EB-3CA67C069B4D/HS2
10:31 Mr David Lidington (Aylesbury) (Con)
Will the Secretary of State commit to look at any new major transport infrastructure projects in line with the 2050 net zero carbon target that this House has set itself?
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