Business Green: As well as contributing to transport emissions that account for over a fifth of the UK’s carbon footprint, workers are collectively wasting 4.6 million hours a day commuting, according to new research released yesterday to coincide with the launch of National Commute Smart Week. The survey of 2,000 workers found that 62 per cent of respondents want to reduce the amount of time travelling to and from work, while just under a third would like to be given the option to work more …