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When I was in Milwaukee a few months ago to cover the first Republican presidential debate,

I set aside a few hours beforehand for a little field trip.

So do you mind setting the scene?

What does it feel like out here?

Well, it's hot and muggy and windy,

because we're right on Lake Michigan, which is a good place to...

That's Eric Shambarger.

He's the director of environmental sustainability

for the city of Milwaukee.

And on what was he truly sweltering late August morning,

he took me to see something that is hard to miss if you're driving in towards downtown a wind turbine

Well, it's about 150 feet tall, so it's it's half the size of the ones you would see on a you know

In like the middle of a cornfield or something right exactly

but it's now I was curious about this turbine because you know you just don't really

see a lot of them in major cities especially not within city limits but chambarger says since this one was installed back in 2012,

it saved the Port of Milwaukee a total of about $200,000 on its electric bill since then.

Relative to an urban turbine, it performs very... $1,000 on its electric bill since then.

...