Against a backdrop of record oil prices, fears of a global recession and demand for ever lower greenhouse gas emissions, buyers are looking for an inexpensive and fuel-efficient car with a low CO2 output. They need look no further. The new Nissan PIXO, a four-seater producing 103 g/km of CO2, will offer genuinely environmentally-conscious motoring at an accessible price. "Motorists all over Europe are seeking a car with excellent fuel economy and low emissions but they...