Environment from 20 to 25th Jan, 2023

  • Environment/Biodiversity: Gir lion found first time in Barda Wildlife Sanctuary in Gujarat, after 143 years

Geography from 20 to 25th Jan, 2023

  • Geography: Brazil declares public health emergency for Yanomamis. Yanomami people in the Amazon who are suffering from malnutrition and diseases such as malaria as a consequence of illegal mining. The Yanomami are the largest native group in Brazil,
  • Geography: PM to name 21 Andaman islands after Param Veer Chakra Awardees such as islands have been named after Major Somnath Sharma, Subedar and Hony Captain (then Lance Naik) Karam Singh, 2nd Lt Rama Raghoba Rane, Nayak Jadunath Singh, Company Havildar Major Piru Singh, Capt G S Salaria, Lt Col (then Major) Dhan Singh Thapa, Subedar Joginder Singh, Major Shaitan Singh, CQMH Abdul Hamid, Lt Col Ardeshir Burzorji Tarapore, Lance Naik Albert Ekka, Major Hoshiar Singh, 2nd Lt Arun Khetrapal, Flying Officer Nirmaljit Singh Sekhon, Major Ramaswamy Parameswaran, Naib Subedar Bana Singh, Captain Vikram Batra, Lt Manoj Kumar Pandey, Subedar Major (then Rifleman) Sanjay Kumar, and Subedar Major (Honorary Captain) Yogendra Singh Yadav. More GK in magazine.
 islands named after PVC Awardees
  • History/Culture: 23 January—observed as Parakram Diwas to celebrate Netaji Subhas Chandra Bose birth anniversary. PM will unveil a memorial on Ross Island, which was renamed as Netaji Subhas Chandra Bose Dweep in 2018.
  • Geography: SMRITI VAN Earthquake Memorial Museum in the Bhujiyo hillin Bhuj. It has attracted as many as 2.8 lakh visitors within four months of its inauguration by Prime Minister Narendra Modi. It was designed using Miyawaki method of tree cultivation.

Science from 20 to 25th Jan, 2023

  • Sci-Tech: Health: immune imprinting: situation when booster dose give less immunity against new variants. Immune imprinting is a tendency of the body to repeat its immune response based on the first variant it encountered, through infection or vaccination, when it comes across a newer or slightly different variant of the same pathogen.
  • Sci-Tech: Norovirus: gastrointestinal infection detected in Kerala’s Ernakulam district.