Temperatures in Colorado on Monday reached above 100 degrees — causing a wildfire to nearly double in size. On Tuesday, it snowed. The fire is not yet out, and safety challenges remain.

Employee-owned craft brewer New Belgium, maker of Fat Tire, has voted to sell the company to an international beer conglomerate that has a controversial background.

Abandoned gas and oil wells dot many states. These orphaned sites need to be capped and cleaned up, but doing so is difficult when the responsible companies have gone bankrupt.

As California endures its fourth year of drought, water restrictions are taking effect across the state. On April 1, Governor Jerry Brown signed an executive order implementing a mandatory 25 percent water cutback in cities and towns across the state from 2013 usage levels. It took effect June 1.

Brown's ...