How to Meet the Lofty Goal of Fossil Fuel Reduction

The Twin Cities’ Metro Council looks everywhere for opportunities to save energy and deploy renewable energy sources.
How to Meet the Lofty Goal of Fossil Fuel Reduction
Aeration tanks at the Metropolitan Wastewater Treatment Plant are much more efficient since being converted from large-bubble to fine-bubble diffusers. By doing the same across all plants, the Metropolitan Council saves some 30 million kWh per year.

In 2007, the Environmental Services Division of the Metropolitan Council in Minneapolis/St. Paul set a goal to reduce its fossil fuel purchases by 15 percent by 2010. After achieving that goal, the division aimed for a 25 percent reduction from the 2006 baseline by 2015.

The...

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