Human activity causes 99 percent of wildfires in Pennsylvania, leading to the destruction of thousands of acres of state and private woodlands each year.
Research shows long-term arsenic exposure in drinking water raises ischemic heart disease risk by 42%, emphasizing the need for stricter water safety standards.
The Assateague Island National Seashore is just south of Ocean City, offering 37 miles of beaches for crabbing, biking, water sports ... scenery in the United States, and Denali National Park ...