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Bark beetles change Rocky Mountain stream flows, affect water quality

On Earth Week--and in fact, every week now--trees in mountains across the western United States are dying, thanks to an infestation of bark beetles...

After a 49-million-year hiatus, a cockroach reappears in N. America

The cockroach in the genus Ectobius is a major textbook example of an invasive organism, and it is the most common cockroach inhabiting a...

Slippery bark protects trees from pine beetle attack

Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new...

Crowd-Sourcing the Nation: 25,000 Manmade Map Features Edited

Civilian volunteers are making significant additions to the U.S. Geological Survey's ability to provide accurate mapping information to the public. Using crowd-sourcing techniques, the USGS'...

More spending on fire suppression may lead to bigger fires

The “firefighting trap” is a term often used by business managers to describe a shortsighted cycle of problem-solving: dealing with “fires,” or problems, as...

Dust, warming portend dry future for the Colorado River

Reducing the amount of desert dust swept onto snowy Rocky Mountain peaks could help Western water managers deal with the challenges of a warmer...

Communities should hit the ‘pause button’ following a disaster

One of the first steps people take toward rebuilding their communities after a flood, wildfire or other disaster may not be the right step,...

Bug vomit tricks plants

Some symbiotic bacteria living inside Colorado potato beetles can trick plants into reacting to a microbial attack rather than that of a chewing herbivore,...

Marijuana: U.S. could allow state production and sales, focus resources on...

Federal law gives the Justice Department better options in dealing with marijuana legalization in Colorado and the state of Washington than a complete crackdown,...

Mortality differences between nondrinkers and light drinkers

As a class, people who don't drink at all have a higher mortality risk than light drinkers. But nondrinkers are a diverse bunch, and...

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