Professor Kevin Gurney of Purdue University and colleagues prepared a YouTube video in 2008 which shows where carbon dioxide emissions originate and how.
Professor Gurney went on, talking more about tracking the details of carbon dioxide emissions in a Google TechTalk, and the “missing sink” for CO2 emissions:
And gave another interesting talk emphasizing that the natural world, principally the biosphere, are being saturated by our emissions:
And remember, it’s us:
And you can now get a Google Earth overlay showing carbon emissions: