Tune in (or download), have a listen, and then let us know what you think. Email the team at oneplanet@bbc.com. And if you can't get enough of us (and you're a Facebook fan) we've now got a page there. Join us and let's continue the debate. You'll also find your photos from around the world, your postcards, and pics of the One Planet team at work.
Listen now (28 minutes)
Available since today.
Mike goes on a US road trip, stopping to meet an inventor, a car dealer and a helpful man
Listen now (28 minutes)
Available since Thursday.
Mike gets dirty hands in Scotland, meets the father of wave power and greets a minister.
Listen now (28 minutes)
Available since Thu, 19 Nov 2009.
Mike visits Australia to ask listeners about mining, droughts and rock star politicians.
Listen now (30 minutes)
Available since Mon, 16 Nov 2009.
Mike heads to Barcelona to ask why climate change talks are slow, and he honours the bike
Listen now (30 minutes)
Available since Wed, 11 Nov 2009.
Mike continues his listener tour, chats about Bob Dylan and looks at making green money.
9 more programmes coming up in the next 7 days.
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