NPS urges tighter ozone standard to protect ecosystems
The National Park Service wants U.S. EPA to set a more protective standard for ground-level ozone pollution to minimize impacts to plants and ecosystems.
ecosystems
Jewell, Mead, laud ranchers’ grouse conservation
Interior Secretary Sally Jewell and Gov. Matt Mead on Wednesday signed agreements with nine Wyoming ranching families aimed at preserving sage grouse and the ranch operations on 39,000 acres.
