The well off are contributing more than their fair share of greenhouse gas emissions from transport, driving more frequently and over longer distances, according to a new study. The work is published in the journal Travel Behaviour and Society. The well off are contributing more than their fair share of greenhouse gas emissions from transport, driving more frequently and over longer distances, according to a new study. The work is published in the journal Travel Behaviour and Society. Environment Phys.org – latest science and technology news stories