Interior Department ends air-quality monitoring at all national parks

Warning issued to tourists at Texas' largest national park

Tourists at Big Bend National Park in Texas have been warned of unhealthy air quality levels on Tuesday.

Interior Department ends air-quality monitoring at all national parks

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

Trump Ends Air Quality Monitoring at National Parks

“The Trump administration is ending an air-quality monitoring program at national parks across the country,” the Washington Post reports.