Forty years ago, the Navajo Nation and Southern Ute tribes languished side by side, mired in high unemployment and poverty.
Natural gas rates for 1.3 million in Colorado could be going up to pay for pipeline upgrades.
Some Xcel Energy customers in Summit County were left without power and heat as a leaking gas pipeline was repaired.
Officials in Castle Rock held a meeting in on Wednesday to reassure residents about safety protocols after a frightening explosion that destroyed a home.
The University of Colorado Boulder has won a $12 million, five-year grant from the National Science Foundation to study how to maximize benefits of natural gas development while minimizing harms.
A proposal to build a natural gas liquids pipeline from eastern Utah to western Colorado has won federal approval.
Natural gas and oil company QEP Resources Inc. has paid a $1.2 million fine for inaccurate royalty and production reports for oil and gas wells in Colorado and Utah.
The Colorado Supreme Court says opponents can proceed with a lawsuit over converting some coal plants to natural gas.
Xcel Energy Inc. says a new wind energy forecasting system developed by national scientists is saving it money by helping it predict when it can power down its natural gas-fired power plants and rely on wind turbines to generate electricity instead.
The governors of Colorado, Oklahoma, Pennsylvania and Wyoming have agreed to work together to encourage U.S. automakers to develop affordable natural-gas vehicles.