Mark Udall: “Technology that's best imitates Mother Nature.”

The royalties paid by coal companies--and energy development of all kinds on federal lands--provide critical support for local schools, roads and other services that Colorado families count on.

General Shelton, with the Air Force technical oversight by DOD and Federally Funded Research and Development Centers, did contractor personnel go through a process of demonstrating the ability to build some of the most complex components…

What happened at the Gold King Mine is part of a much, much bigger problem.

EPA has accepted responsibility here also.