(Image: Paul McDevitt)
How roundabouts combat global warming
MANY and varied are the methods proposed for cutting carbon emissions. P. Graham Mortyn writes in the journal Environmental Science and Technology (vol 46, p 6448): “As a native Californian with approximately 10 years of European living and driving experience, I write on that personal favorite of British inventions – the roundabout – and what it might do for reduced vehicle emissions.”
His brief communication seeks “to prompt a comparative and quantitative investigation on whether simple traffic-engineering adjustments might reduce emissions on the large-scale”. Mortyn did not feel the need to explain to that magazine’s readership how roundabouts would reduce…
