Maki Kaji, the creator of the puzzle Sudoku passed away at the age of 69 years due to bile duct cancer. He was known as the father of Sodoku and was from Japan.
In Jammu and Kashmir, Lieutenant Governor Manoj Sinha has unveiled a mobile application named PROOF, to bring more transparency and accountability in the governance system. PROOF stands for 'Photographic Record of On-site Facility'.
Uttar Pradesh's Ghaziabad was adjudged the second most polluted city out of the 50 'most polluted cities' in the world in 2020 by a report prepared by British company HouseFresh. Ghaziabad reported an average Air Quality Index (AQI) of 2.5 particulate matter (PM) in 106.6 mic.g/m3.
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