Atmospheric CO2
Maximum Permissible:
350ppm
Today's Concentration:
The CO2 concentrations in the atmosphere are rising as we speak. The maximum possible value to avoid catastrophic climate change is 350ppm. We're already beyond the limit. Stop Talking About It, Do Something!
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FOW Supporters Badge
Found on http://doctormo.wordpress.com/2009/07/24/free-and-open-works/ via http://techxplorer.com/free-and-open-works/.
They have badges for Creators, Supporters, Benefactors. I hope they make a badge for dependants as well!!!
