A Colorado Parks and Wildlife employee power-washes invasive mussels off a boat that was attempting to come into Navajo Reservoir, in southwest Colorado, from Lake Powell in Arizona. CPW has seen a record number of mussel-infested boats attempting to launch into Colorado bodies of water this year. (Photo courtesy of Colorado Parks and Wildlife)

How the Southwest’s drought has led to a record-breaking increase in invasive mussels on boats coming into Colorado

Lake Powell’s low water levels have given invasive mussels an easier way to latch onto boats and hitchhike into Colorado

Environment Primary category in which blog post is published
Crime and Courts Primary category in which blog post is published

El Paso County sheriff can’t hold people for immigration authorities, judge rules

Courts in several states have ruled that sheriffs cannot hold people on behalf of U.S. Immigration and Customs Enforcement without violating the 4th Amendment