The 88-foot Engelmann Spruce that will grace the U.S. Capitol Building is taking a more than 5,000-mile journey across the country from the place where it grew -- Colville National Forest in Northeastern Washington. Guess who is tagging along? HOBO Data Loggers. We talk to Gary Chastagner of Washington State University, who is gathering temperature data to understand what Christmas trees endure on their way to the festivities.

Presented by
Gary Chastagner of Washington State University
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