Why in News?
- Recently, the government announced that India’s first-ever Hanle Dark Sky Reserve (HDSR) in Ladakh will be completed in a month.
- Set up by Council of Scientific and Industrial Research (CSIR) under Ministry of Science & Technology.
- It will be a part of Changthang Wildlife Sanctuary (CWS).
- At an altitude of 4,500 meters, CWS is a perfect host for telescopes.
- Ideal conditions are found: Clear nights, Minimal light pollution, extremely dry atmospheric condition, uninterrupted monsoon.
- Enhance Astro-tourism in the region giving a boost to local tourism and economy through science.
- One of the world's highest sites for optical, infrared and gamma- ray telescopes.
- Preservation of the night sky from unwanted light pollution and illumination.
- Help in observing a range of cosmic phenomena and investigate the mysteries of the universe.
Dark Sky Reserve
- International Dark sky Reserve is a designation given to a place
- At least 700 km2 area with distinguished quality of starry nights and nocturnal environment.
- Specifically protected for its scientific, natural, educational, cultural heritage and/or public enjoyment.
- International Dark-Sky Association (IDSA), a U.S.-based non-profit organization accredits IDSRs since 1988.
- There are 20 dark sky reserves worldwide.
- The UK has the highest (7) in a single country.