<p>Ken Sims strains to see the screen on a piece of equipment as Ron Frost looks on at Boiling Water near Gardner last November.</p>
January 2, 2015
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January 2, 2015 8 p.m.
National Geographic to produce issue on Yellowstone threats
Bison herd, geothermal system changes among topics
BILLINGS, Mont. (AP) - A new report on threats to Yellowstone National Park reveals that National Geographic Magazine will release an issue in 2016 dedicated to the Greater Yellowstone Ecosystem.