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

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

The Trump administration says it will pay immigrants in the United States illegally $1,000 plus travel costs if they leave ...

A coalition of state attorneys general filed a lawsuit Monday against President Donald Trump’s attempt to stop the ...

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

A coalition of state attorneys general has filed a lawsuit against President Donald Trump’s attempt to stop the development ...

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

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

Protests are scheduled to take place across the United States Thursday as May 1 is seen by many as a day for demonstrations ...

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

Decisions by Tyler Hassen, a former oil executive, could have big implications for the department responsible for national ...

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.