A polar bear crosses ice In Alaska’s Chukchi Sea area, where a recent court ruling bars the Trump administration from greenlighting offshore drilling.
NOAA/OER/Hidden Ocean 2016:The Chukchi Borderlands
Can presidents undo decisions by their predecessors to protect federal lands from development? A recent court ruling on offshore drilling says no, and could also affect contested lands in Utah.
Dawn on the south rim of the Grand Canyon.
The Grand Canyon, which marks 100 years as a national park on Feb. 26, 2019, is known today as an iconic natural wonder. But early European visitors weren't impressed.
Elk on the move in Yellowstone National Park.
What is the best way to conserve US national parks in a climate-altered future? One answer is connecting parks and other public lands, so plants and animals can shift their ranges.
The Carr Fire tears through Shasta, California, July 26, 2018.
AP Photo/Noah Berger
Climate change, development, past forest management policies and current firefighting practices are creating conditions for large, costly wildfires.
Wildland firefighters, like this crew heading into New Mexico’s Gila National Forest, in 2012, are equipped and operate differently from urban firefighters.
USFS Gila National Forest
A historian of wildfires explains the difference between urban and rural fire cultures, and what it means for protecting communities in fire-prone rural areas.
Male sage grouse at the Seedskadee National Wildlife Refuge, Wyoming.
The Trump administration is reopening a plan negotiated under President Obama to protect Western sage grouse. This could signal to states not to bother working together to protect other endangered species.
Supporters of the Bears Ears and Grand Staircase-Escalante national monuments during a rally Saturday, Dec. 2, 2017 in Salt Lake City.
AP Photo/Rick Bowmer
President Trump signed an order on Dec. 4 to drastically reduce the Bears Ears and Grand Staircase-Escalante national monuments. Four legal experts explain why this action is likely to be reversed.
Interior Secretary Ryan Zinke has proposed shrinking Oregon’s Cascade-Siskiyou National Monument and allowing more public access and road maintenance.
Environmental law and natural resource experts respond to Interior Secretary Ryan Zinke's proposals to shrink four national monuments and allow logging, fishing and other activities in six more.
Public lands along the south fork of the Snake River in southeastern Idaho.
Interior Secretary Ryan Zinke calls himself "a Teddy Roosevelt guy," but supports many actions that critics call anti-conservation, such as shrinking national monuments and fast-tracking energy projects.
Browns Canyon National Monument, Colorado.
Bob Wick, BLM
Within the next month, the Trump administration may move to abolish or shrink up to two dozen national monuments. Our experts explain why these sites matter and whether presidents can undo them.
Bears Ears National Monument, Utah.
Bob Wick, BLM/Flickr
President Trump has ordered a review of national monuments protected by his predecessors, and may try to abolish or shrink some. But four legal experts say that only Congress has that authority.
Pisgah National Forest, North Carolina.
Forests are valuable for many uses, including timber, clean water, wildlife habitat and recreation. Stresses on U.S. forests include wildfires, pest invasions and development of private lands.
President Trump holds up the signed Energy Independence Executive Order, Tuesday, March 28, 2017, at EPA headquarters in Washington, surrounded by coal miners and members of his Cabinet.
AP Photo/Pablo Martinez Monsivais
President Trump's latest executive order weakens or reverses multiple rules and policies designed to slow climate change. Scholars explain the order's impact.
U.S. Rep. Ryan Zinke campaigns for reelection in Billings, Montana, October 20, 2016.
AP Photo/Matthew Brown
If US Rep. Ryan Zinke of Montana is confirmed as interior secretary, he will face difficult choices about balancing extractive activities like energy production with conservation on public lands.