The Interior and Agriculture secretaries have appointed three new members to a national advisory panel on wild horses and burros that hasn't met in nearly a year, but has recommended removing — and euthanizing, if necessary — tens of thousands of excess animals on federal rangelands across the West.

Interior Secretary Ryan Zinke plans to join volunteers painting cabins at Grand Canyon National Park this weekend to highlight the multibillion-dollar backlog of infrastructure and other maintenance projects at national parks and other public lands.

The contentious debate over whether the Agriculture Department should use exploding cyanide devices to kill predators is raging once again, with an environmental group spearheading a push to convince the agency to stop using the devices in Oregon.

The Trump administration is proposing streamlined permitting for oil, gas and mineral projects in federal forests and grasslands.

Colorado Gov. John Hickenlooper (D) is continuing to push the Bureau of Land Management to scale back a massive December oil and gas lease sale that he says could negatively affect more than 108,000 acres of greater sage grouse habitat, as well as the state's sensitive North Fork Valley region.