The light pollution map for Pennsylvania, New Jersey, and New York reveals significant variations in light pollution levels across these states:
Pennsylvania
- High Light Pollution Areas: Philadelphia, Pittsburgh, and Harrisburg have high levels of light pollution.
- Dark Sky Locations: Cherry Springs State Park in the northern part of the state is renowned for its exceptionally dark skies, making it a popular destination for stargazers.
New Jersey
- High Light Pollution Areas: Northern New Jersey, including the New York City metropolitan area, and the coastal regions have high light pollution.
- Dark Sky Locations: The Pine Barrens in southern New Jersey offer relatively darker skies compared to the more urbanized northern regions.
New York
- High Light Pollution Areas: New York City and its suburbs exhibit very high light pollution levels.
- Dark Sky Locations: The Adirondack Park in upstate New York provides some of the darkest skies in the northeastern United States, ideal for astronomical observations.
Overall, the map highlights the significant impact of urbanization on light pollution, with rural and park areas offering the best opportunities for dark sky experiences in these states.