Forester Austin Shelby holds a "bubble cap" or packet of chemicals developed to mimic pheromones that fool Douglas fir beetles into avoiding trees as they emerge and seek new hosts this spring. The packets are stapled onto the trees individually. This year, trees in the City of Ouray as well as on federal forest lands have been targeted for the application. (Erin McIntyre, Ouray County Plaindealer)

Message scent: Douglas fir beetles detoured from Ouray forest by pheromone packets

Volunteers armed with staplers reach high to ward off tiny invaders who prefer the biggest, oldest, most beautiful Douglas firs in the forest

Environment Primary category in which blog post is published
Outdoors Primary category in which blog post is published

At 25 years old, Ouray’s ice festival continues to foster — and anchor — the winter sport’s rise

The event -- which began as a few rowdy locals climbing frozen leaks from an old water pipeline -- triples Ouray’s population of 1,000 residents and packs restaurants and hotels.

News Primary category in which blog post is published

Quality journalism: Make our communities healthier by making them better informed

The Colorado Sun shares a conversation with Texas Tribune CEO and co-founder Evan Smith ahead of his visit to Denver this week

Politics and Government Primary category in which blog post is published

Lorena Garcia casts herself as the true progressive in U.S. Senate race. But first she needs to make the ballot.

The underdog candidate considers Andrew Romanoff and John Hickenlooper the status quo as she seeks to upset the Democratic primary