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Why are trees and shrubs invading what's left of North America's prairies?

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An eastern red cedar catches fire. Controlled fires, such as this one on grassland managed by Kansas State University scientists, are needed to save prairies from becoming woodland and shrubland. (Eva Horne/Konza Prairie Long-Term Ecological Research)
An eastern red cedar catches fire. Controlled fires, such as this one on grassland managed by Kansas State University scientists, are needed to save prairies from becoming woodland and shrubland. (Eva Horne/Konza Prairie Long-Term Ecological Research)

The world’s largest region of intact tallgrass prairie is in danger.

Kansas News Service's Celia Llopis-Jepsen explains why the Flint Hills of Kansas is being overrun by trees and how it's impacting ranchers.

This story is from the podcast "Up From Dust," produced by the Kansas News Service and KCUR Studios.

This segment aired on June 3, 2024.

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