Here's a question that often comes up when discussing the green automotive scene: Is it more eco-friendly to keep your old car or to buy a new, more fuel efficient model? The answer is, as you may have guessed, very complicated. One way to attack the question is on carbon emissions, and this is the main tack that Scientific American has taken when analyzing the issue. According to SciAm, due to the emissions created when manufacturing vehicles, you should keep your current car as long as possible, so long as it is in decent running condition and getting reasonably good fuel mileage. Case closed?...

[Source: Scientific American]   [ Source: autobloggreen.com Read the Full Article ]