The monitoring program collects data on the levels of harmful air pollutants at the 63 national parks in the United States.

The United States Department of the Interior made a major decision that will pave the way for President Donald Trump to ...

Environmental groups and Maine lawmakers decried the moves while oil and gas industry representatives celebrated them ...

Federal officials are proposing to roughly triple the number of hunting opportunities across the National Wildlife Refuge ...

The halt threatens jobs and holds back energy production at a time the president has claimed an “energy emergency,” state ...

Hundreds of thousands took to the streets, in Washington, D.C. and other cities across the United States, in opposition to the policies of Donald Trump, in the largest protests since he returned ...

Interior is the latest federal agency to undergo leadership turnover in its technology shop since Trump took office in ...

The Trump administration plans to significantly reduce environmental reviews before permitting drilling and mining projects ...

Secretary Doug Burgum has initiated action on two of President Trump’s executive orders — one regarding offshore oil leasing ...

Here are answers to three questions about the High Arctic. The Bureau of Ocean Energy Management, an arm of the Interior ...

Last month, the president’s Interior Department ordered a stop to a major offshore wind development that would have powered more than 500,000 New York homes.