Documents seen by Guardian show that the commission's in-house science service told it in 2010 that tests had uncovered what researchers suspected to be a 'defeat device'
The European commission was warned by its own experts that a car maker was suspected of cheating emissions tests five years before the VW emissions scandal. A documents cache seen by the Guardian show...
Natural beauty retailer reveals its Cork Pot sequesters more than 33 times its weight in carbon dioxide
Better transport policies targeting taxes at the most polluting vehicles would improve air quality, argues Bright Blue's William Nicolle
Demonstrator project will explore whether solar can directly supply power to railways' traction systems
Huge numbers of tiny particles of plastics in water supplies are unlikely to post serious health risk, but data is 'extremely limited' UN health body warns