This page offers information and links to help your congregation think about transportation with Creation Care in mind.
If every American commuter would carpool with one other person to work, we, as a nation, would save 600,000 gallons of gas every day.
Set up a carpool system for your congregation-- use an online site to help you organize this initiative
This site has great tips for christian transportation
For a really fun way to start thinking about the energy savings that is possible when carpooling check out this site