Are plug-in hybrid cars worse for environment than factory tests suggest? It depends how you drive them

Petovarga/Shutterstock Ashley Fly, Loughborough University Currently accounting for 3% of new car sales, plug-in hybrid electric vehicles are sold as low-carbon alternatives to fossil fuel and conventional hybrid cars. But a new report threatens to shatter their green credentials. Research from the pressure groups Transport and Environment and Greenpeace has claimed that CO₂ emissions from plug-in hybrid cars are “two …