UK's dirtiest car is the Lamboghini Murcielago

London, June 16 (ANI): Italy's 270,000 Lamborghini Murcielago has been declared the least 'green-friendly' car and sports car in the United Kingdom.

According to The Sun, the two-seat Murcielago produces five times more carbon dioxide per mile than the greenest car of the year - the Toyota iQ.

It quoted Environmental Transport Association researchers as saying : "Thankfully there are few of them. There's growing choice of green cars."

The following are the Green Car Awards for 2010:

Green car of the year: Toyota iQ

Least green car: Lamborghini Murcielago

Greenest small family car: Honda Insight 1.3

Least green small family car: VW Golf 3.2 V6

Greenest large family car: BMW 320d Touring

Least green large family car: Vauxhall Insignia VXR V6 Turbo

Greenest super-mini: Toyota Yaris 1.4 D-4D

Least green super-mini: Renault Clio Sport 200

Greenest city car: Toyota iQ

Least green city car: Ford Ka 1.6 Sportka

Greenest sports car: Vauxhall Tigra

Least green sports car: Lamborghini Murcielago. (ANI)