April 18, 2008
The San Francisco Chronicle
How big is your carbon footprint?

April 14, 2008
Public CIO magazine
Environmental Site Calculates Carbon Footprint for Californians

March 31, 2008
Discover Magazine
Would Al Gore Call You Naughty or Nice?

March 21, 2008
New York Times
Clicking, at Last, on ‘Don’t Print’

March 10, 2008
Discovery Channel News
Carbon Calculator Tallies Green Cred

March 6, 2008
Berkeleyan
Online calculator yields a personal carbon footprint

February 28, 2008
UC Berkeley News
Carbon calculator provides personalized footprint

February 26, 2008
Capital Public Radio
Insight: Carbon Calculator

January, 2008
California Alumni Association Magazine
25 brilliant California ideas No.13 Keep your dirty goods to yourself Carbon calculators

Fall, 2007
Alliance for Climate Protection
Visualize your purchasing footprint