Calculating Spots for Sharing Rides and Transportation Sharing transportation and rides is a great way to save energy and reduce greenhouse gases. Check out the Spot Calculator on SpotBridge.com. Spots can be used as an easily searchable string for ride and transportation sharing posts. Here is an example of the Spot Calculator calculating a spot for Paris: This article comes from Solar Power: http://solarpower.org/ The URL for this story is: http://solarpower.org/art22.html Copyright 1998-2006 SolarPower.org. Read our Terms of Use.