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Ponderosa Pollen Is Messy Business

By Gillian Ferris Kohl

Flagstaff, AZ – For the last few weeks, many parts of northern Arizona have been gripped by what amounts to a pollen blizzard. The culprits are the Ponderosa pine trees. And, as Arizona Public Radio's Gillian Ferris Kohl reports, their annual pollination cycle is creating one dusty, yellow mess.