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
Education Primary category in which blog post is published

More poverty, fewer federal dollars: Suburban Denver schools face hard choices about who gets cut off

Large districts like Aurora, Jeffco, and Cherry Creek are among those grappling with how to serve more schools with higher percentages of students living in poverty

Coloradans Primary category in which blog post is published

97-year-old Colorado Springs man, one of the last surviving USS Arizona crew members, dies

Stratton was one of the survivors of the Dec. 7, 1941, Japanese aerial attack on the U.S. Navy base at Pearl Harbor on Oahu, Hawaii. More than 1,100 crew members died on the battleship.