Environmental factors influence many of the things around us that we often take for granted including the weather, the climate, the air we breathe, the water we drink, and the areas where we play, work, and live.
The National Park Service has been charged to preserve and protect the cultural and natural resources contained within its units. Yet, both natural and man-caused events shape these park's environments. The challenge facing the service today is to mitigate or prevent man-made degradation while allowing natural processes to shape the environmental were charged with protecting..