What's the rush, Rallyers? Slow your car down a bit. And stop punching on the gas and brake.

If you or your driver follow some smart-driving tips for 1 month, CO2 emissions will be reduced by 133.9 lbs. and gas expenses will be reduced by $18. 280.99 tons 4532 4532 people have reduced CO2 emissions by 280.99 tons by completing this challenge so far. That's equal to turning off the electricity of 339 homes for about 1 month! That's equal to turning off the electricity of 339 homes for about 1 month! http://www.carbonrally.com/challenges/21-fuel-efficiency/referral