High-speed line based on the kind of 'unrealistic assumptions' that led to taxpayers funding HS1 to the tune of £4.9bn
Government data reveals supply is well below sustainabiity target of 80 per cent a year before mandatory standards come into force
Businesses encouraged to switch to electric fleets as government announces tax breaks and discounts of up to £8,000
225mph trains linking London and Birmingham in 49 minutes to run by 2026 with lines to Manchester and Leeds promised by 2032
Government urged to press ahead with £32bn HS2 scheme in letters to three newspapers signed by executives, academics, and trade unions
Transport minister Justine Greening says no announcement on £34bn high-speed rail project will be made until January
Register aims to help motorists charge up in different locations, without signing up to new schemes
Figures show £5,000 subsidy inspired only 106 electric car sales over the past three months
New secretary of state faces tricky task of building support for HS2 and leading policy on sustainable aviation
Government report admits action needs to be taken to manage aviation emissions but gives little clue to eventual policy