Rail

New report outlines plans for expanded electrified network of low-carbon trains

Company predicts energy efficiency savings already achieved will allow it to cut emissions 35 per cent by 2012

New trains could reach speeds of 100 miles per hour

Documents show 200mph brand new rail network would cost at least £39bn

Larger, lighter and more fuel efficient fleet of Intercity trains promises to cut journey times, overcrowding and carbon emissions per passenger

Third runway will be granted approval, but government throws in high-speed rail link as "green sweetener"

Both Eurostar and Spanish rail network release new figures suggesting travellers increasingly prefer high-speed rail to flights

Plans for 200mph rail lines centred on new Heathrow hub seen as green " sweetener" for third runway

As the railways demonstrated, a single technology can change entire countries - so why don't we pay more attention to the environmental impact of new technologies?

Conservatives claim they would attempt to overturn any government approval for new runways at Heathrow and Stansted