If you are looking for a way to live a "greener' lifestyle, then get to biking.  You can start biking where ever you need to go, some of you may say that your commute is to far.  Then bike part of the way then use public transportation.  Some of you may worry that your clothes will get greasy from the chain, well not with the Strida bike it has a greaselees chain.  This bike is super light at only 22 pounds, and can fold up in 5 seconds, so you can take this bike along with you.  You will not have to pay outrageous gas prices, your health will get better, you will be happier, you can enjoy the scenery, and most of all you can help save the environment.  So get up and get to biking!