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Firings, buyouts and a lack of seasonal workers could mean jammed roads, closed campgrounds, limited hours and more. What you need to know before traveling to 10 popular parks.

Across the United States, 58% of counties have no active air-quality monitoring sites, according to a new study. Rural counties, especially those in the Midwest and South, are less likely to have ...

Since its founding on August 25, 1916, the U.S. National Park Service has assembled 419 protected units, of which 62 hold the ...

Olympic National Park is known as one of the quietest places in the U.S., and it's home to 1 million acres of rainforest.

The community science initiative's mission is to track pollution trends in the U.S. National Parks and on federal lands. Of course, it doesn't just leave it there. It also enlists ...

Climate Central analyzed data from the National Park Service and found that by 2050, the 25 most visited parks are likely to ...

Tourists visiting Mount Rushmore should be aware that a wide stretch of the Great Plains encompassing parts of western South ...

The red-level air quality index (AQI) category—covering values from 151 to 200—means the air is unhealthy for everyone, not ...

For example, Utah’s Zion National Park has four days annually on average above 92.4 degrees – its 99th percentile temperature ...