Portland to fuel city vehicles with sewage fumes

Read the full story at Mother Nature Network.

Portland, Oregon’s reputation for setting itself apart from the pack — and then some — is well deserved.

And while not the first city to capture noxious sewage gas and convert it into vehicle fuel, Portland’s newly approved $9 million “poop-to-power” scheme is certainly ambitious, aiming to cut greenhouse gas emissions by 21,000 tons annually while producing enough homegrown, revenue-generating natural gas to power the equivalent of 154 sanitation trucks for a year.

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