According to Jefferey Langholz and Kelly Turner in their book, “You Can Prevent Global Warming (and Save Money!): 51 Easy Ways,” it is estimated that a six-mile round trip in a car results in eight pounds of carbon dioxide emissions.

In our Ultimate Frisbee League, this is the approximate distance from downtown to our playing fields. Taking this fact to heart, my friend Grant Conrad began to observe the number of cars that were driven to each game.

Recognizing that many of these car trips could be eliminated if we would simply organize ourselves to carpool …read more of Greening the Playing Field here