And our Geo Quiz today tracks the whereabouts of someone who has the cheek to call himself "the Ethical Man." His name is Justin Rowlatt. He's a BBC reporter and he is in our mystery location.

Justin Rowlatt

Justin is known as the Ethical Man.

He and his family spent a year trying to reduce their carbon footprint in Britain, their home.

Now Justin has brought his carbon-reducing enthusiasm to the United States and he's starting his journey in our mystery location. Justin, where are you?

And Muskegon, Michigan is the answer to today's Geo Quiz.

Read about and communicate with Justin Rowlatt, the BBC's Ethical Man, a he travels across the United States

Look at previous episodes of the BBC's Ethical Man Justin Rowlatt as he and his family spent a year trying to try to reduce their impact on the environment.