Thank you Tony DeFalco from Portland, Oregon for being a 2011... on Twitpic

WE ACT Aethalometer

I am not human! I report black carbon Aethalometer readings every hour. The rest is subject to change without notice.

69 days ago

Thank you Tony DeFalco from Portland, Oregon for being a 2011 @Earthjustice Clean Air Ambassador at http://earthjustice.org/50states/tony-defalco

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