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Smog could get worse as more people buy diesels

Britain could see an increase in smog as the popularity of diesel cars increases, warns a leading pollution expert from King’s College London. The smog-like conditions that have descended on the UK over the past week have been caused by dust blown across from the Sahara Desert mixing with harmful pollution in urban areas. This pollution comes from industry, as well as both petrol and diesel cars.

Fiat unveils new 900cc TwinAir two-cylinder engine

Fiats of old used to feature noisy two-cylinders with a fetish for overheating, yet the Italians are at it again, this week releasing details of their new TwinAir two-cylinder 900cc engines. You can see how it works in our video below. The new engines, the first in a series of two-cylinders by the Italians, are designed to trump all other downsizing efforts. Headline figures from the 83bhp twin are 23% more power than the regular 1.2 four-pot and the same as a 1.4 16v - yet with 30% less consumption.

Canadian Grand Prix: Vettel takes pole ahead of Hamilton

Hamilton’s Mercedes (pictured) is in 2nd place for tomorrow’s Canadian Grand Prix Lewis Hamilton may have managed to make it four front rows in a succession, but it’s Red Bull’s Sebastian Vettel who has taken pole position in a rain soaked Montreal for tomorrow’s 2013 F1 Canadian Grand Prix. Early on in qualifying Hamilton and Rosberg dominated in the Mercedes, but the Red Bulls started to show their pace and in Q2 they were at the top of the leaderboard. Felipe Massa managed to crash in Q2 and Button, held up in the pit lane whilst the accident was cleared, couldn’t manage to get across the start-finish line in time to do another lap, crashing out in Q2 and 12th palce on tomorrow’s grid.