Denver Post
May 5, 2008, Mark Jaffe

Winter has loosed its grip on Colorado's Western Slope, and the elk and mule deer are climbing out of their canyon winter grounds and heading to the high country. On their trek, the herds will cross pipelines, drilling rigs, waste ponds and freshly cut roads — all part of the state's booming, $23 billion-a-year oil- and-gas industry. In an effort to balance the wells and wildlife, the Colorado Oil and Gas Conservation Commission is considering regulations to protect wildlife in the oil and gas fields. ...

http://www.denverpost.com/news/ci_9153863