dica do planeta verde para rodas movidas a combustíveis fósseis

Tip from Planet Green: Learn Why Driving at a Relatively Constant Speed is Greener
We have mentioned in passing a few times here on Planet Green that you will save gas if you strive to keep a relatively constant speed while driving. Our goal today is to elaborate a bit on that, and explain why that is the case. To some readers, it will seem very obvious. But we think that to many people who have never thought about it, it can be very useful to know. It's always easier to remember to do something when you understand how it works. ::More at Planet Green