Greener pastures ranks U.S. cities based on the greenness of their available housing stock. In a graph, each line represent a city's greenness over time. You can hover over a line to see which city it represents and compare.
Your Mashup not listed on ProgrammableWeb yet? Tell us about it and get listed.
flightwise (formerly fboweb.com)
Best City In The World
Yahoo! Search API Tutorial
Intro to Google Charts and gchartrb
Become a ProgrammableWeb Sponsor
APIs, mashups and code. Because the world's your programmable oyster.
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.