ALT An Oak Leaf Trail marker mounted on a wooden post pictured against a rolling prairie with scattered trees and a clear, deep blue sky. (Forest Service photo by Scott C. Marvin)

ALT An Encore 14X-35H drilling rig along Lake Sakakawea in the McKenzie Ranger District. (Forest Service photo by Jason Dekker)

ALT A Spider Plow lays pipeline with minimal ground disturbance on the McKenzie Ranger District in the MonDak Oilfield. This method is less disruptive than traditional trenching and causes less disturbance helping protect the land during construction. (Forest Service photo by Jason Dekker)

ALT Cattle graze in the foreground as oil and gas production continues in the distant background on the Little Missouri National Grassland. The Dakota Prairie Grasslands are multiuse public lands guided by the publicly approved Land Resource Management Plan, which outlines management for grazing, recreation, wildlife habitat and minerals production. (Forest Service photo)

ALT Researchers prepare to attach a lift cable, lowered by an HU 1 helicopter, to netted footprint fossils. Forest Service photo by Troy Price

ALT Researchers prepare to attach a lift cable, lowered by an HU 1 helicopter, to netted footprint fossils. Forest Service photo by Troy Price

ALT An HU-1 airlifts a block of sandstone containing fossilized T. rex footprints over the Little Missouri badlands ridgeline. Forest Service photo by Scott C. Marvin

ALT Blocks of sandstone containing fossilized T. rex footprints, encased in plaster jackets and wrapped in cargo netting, are secured to a flatbed trailer bound for the Denver Museum of Nature & Science. Forest Service photo by Scott C. Marvin

ALT The Firewood Restrictions Order # 01-18-00-26-09 - Exhibit A area map highlighting the affected areas of the grasslands. Forest Service illustration.

ALT Pictured are Smokey Bear (left) and Vivian Raasch, the Grand River Ranger District administrative support assistant. Remember: Only you can prevent wildfires. (Forest Service photo)

ALT Smokey Bear stands at the door of a preschool class in Lemmon, South Dakota, during Fire Prevention Week. (Forest Service photo)

ALT A National Fire Prevention Week illustration features a fire extinguisher, a key tool for suppressing small fires. For more information, visit https://www.nfpa.org/events/fire-prevention-week. (National Fire Prevention Week illustration)

ALT Take in the view. Collect the badge. A butte—an isolated hill with steep, cliff-like sides and a flat top—rises beneath a blue sky dotted with white popcorn clouds along the Blacktail Trail in the Grand River National Grassland. Plan a visit to the Grand River National Grassland at https://www.fs.usda.gov/.../grand-river-national-grassland. Learn more about the Blacktail Trail at https://www.fs.usda.gov/.../recrea.../trails/blacktail-trail.

ALT The four Dakota Prairie Grassland Passport digital badges available in the National Forests & Grasslands Passport. (Forest Service illustration by Scott C. Marvin)

ALT A small skipper butterfly rests on the spikey central cone of a purple coneflower (Echniacea) near Goat Pass in the Little Missouri National Grassland. Forest Service photo by Jason Dekker

ALT A band of Bighorns resting on a rocky hillside. Forest Service photo by Kim Grotte.

ALT A solo badger ambles along in the Little Missouri National Grassland. Forest Service photo by Jason Dekker

ALT A Prairie Lily Lilium philadelphicum), also known as the wood lily, is a striking native perennial wildflower recognized for its vivid red-orange, upward-facing cup-shaped blossoms, pictured among the surrounding greenery. Forest Service photo by Kim Grotte.

ALT A small skipper butterfly rests on the spikey central cone of a purple coneflower (Echniacea) near Goat Pass in the Little Missouri National Grassland. Forest Service photo by Jason Dekker

ALT A band of Bighorns resting on a rocky hillside. Forest Service photo by Kim Grotte.

ALT A solo badger ambles along in the Little Missouri National Grassland. Forest Service photo by Jason Dekker

ALT A Prairie Lily Lilium philadelphicum), also known as the wood lily, is a striking native perennial wildflower recognized for its vivid red-orange, upward-facing cup-shaped blossoms, pictured among the surrounding greenery. Forest Service photo by Kim Grotte.