Climate change fears reach F1

Proposed changes include smaller engines, using bio-fuel and restricting the use of wind tunnels - which may be anathema to hardcore fans for whom speed and victory are what count.

Honda race cars emit 17 tonnes of CO2 a year and 1,500 grams of CO2 per kilometre - 10 times more than a small road car.

Kees van de Grint, head of track engineering at tyre maker Bridgestone, said his firm now sends 2,200 tyres to races by ship and truck rather than air freight. Bridgestone has also cut the oil content of tyres by 35 percent in the last 10 years.

autosport.com - F1 News: Analysis: climate change fears reach F1