Nearly 100 acres of land at two Dane County landfill sites will be planted with prairie grasses and pollinator-friendly bees after portions are permanently capped later this summer. Many landfill owners are searching for creative uses for closed sites including things like parks, natural wildlife spaces, golf courses, space for drone use and areas for solar panels. We talk to an engineering professor about the production-side to landfills and how waste management has changed in the last few decades.