As light pollution increases, West Texas works to protect the world's largest 'dark sky reserve'
West Texas is working hard to protect its night sky from light pollution. The area, known as the Greater Big Bend International Dark Sky Reserve, is the largest dark sky reserve in the world. Local efforts include special lighting rules and cooperation from nearby oil and gas industries to keep the skies dark for star viewing.
Key Facts:
- The McDonald Observatory in West Texas hosts "star parties" where people gather to see the dark, star-filled sky.
- Around 75,000 people attend these events each year.
- Light pollution makes skies brighter, reducing the number of visible stars by about 10% yearly, on average.
- The Big Bend area in Texas has successfully resisted increased light pollution.
- Specific lighting rules have been set in place to reduce light pollution in the region.
- The nearby Permian Basin oil and gas operators use dark-sky-friendly lighting to help protect the night sky.
- The Greater Big Bend International Dark Sky Reserve covers 15,000 square miles, including parts of northern Mexico.
- This reserve is larger than the state of Massachusetts and is the biggest dark sky reserve in the world.