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From KQED.

And welcome back to Forum, Scott Schaefer here this hour for Mina Kim.

And for the rest of the hour, we're going to be talking about a new state law that took effect January 1st.

And it's going to require all of us to separate out organic materials from the rest of our garbage for composting.

Everything from chicken bones to potato peels, all manner of food waste will no longer be dumped in with the rest of the garbage.

And it requires a little work on the front end.

If you don't live in a city that already does this, well, it might seem a little odd or maybe a little daunting.

And here to help us break it all down, so to speak, is Joe LaMariana.

He's executive director of Rethink Waste, South Bayside Waste Management Authority, and also Courtney Brown. She's board president of California's Alliance for Community Composting. Good morning. Welcome to both of you.

Good morning, Scott. Thank you so much for having us. Well, and Joe, let me begin with you. Tell us a little bit more about this law. It was actually passed in 2016 and signed by then Governor Jerry Brown. How does it work and how is it going to be phased in?

Thank you, Scott. This law has been a long time coming. It is a transformative step in the right direction for climate change and environmental improvement. What this law does is it now has a mandatory requirement for diverting organic material from landfills.

And the reason why that's so important is in the mid-2010s, the State commissioned a flyover

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