Document outlines progress on 399 commitments in coalition agreement, but fails to determine which will be missed

Company slices running costs by adding two Renault Twizy quadricycles to Swindon delivery fleet

Programme of investments should see 170,000 extra seats, while slashing the carbon footprint of UK's railways

Average emissions now at 133g/km as purchases of alternatively fueled vehicles rise at double the rate of petrol cars

Supporters hope state-wide cap-and-trade scheme could provide a model for the rest of the country

Season ticket prices increase by an average of 4.2 per cent from today, prompting protests from campaigners

Danish biotech firm Novozymes says replacing detergent chemicals with enzymes cuts toxicity and energy use while boosting profits

First Mile collections divert 100 tonnes of food waste from London landfill in first eight months

Ed Davey says 'uncertainty' over international efforts forced deferral of decision to include sectors in UK's 2050 carbon target

Decision on including sectors' emissions in the fifth carbon budget set to be announced this week