The city of Denver has ordered commercial pot growers to quarantine hundreds of marijuana plants because of possible pesticide violations.
The Boulder group behind Colorado’s first Bee Safe neighborhood is hoping to make the whole city bee friendly.
Some people living in north Boulder are concerned about the number of bees dying in their neighborhood.
The EPA now considers poor indoor air quality to be a top risk to public health.
A Colorado judge says that a farmer spraying against mosquitoes needs to prevent the pesticide from drifting into a neighboring organic farm.