Exam Info and Alerts
Tags:
Hindi

Important Current Affairs 21st February 2021

NATIONAL

Hyderabad Recognised as ‘2020 Tree City of the World’

•Telangana’s capital, Hyderabad has been recognized as a 2020 Tree City of World, by the United Nations Food and Agriculture Organization (FAO) and the Arbor Day Foundation, for its commitment to growing and maintaining urban forests. Hyderabad is the only city from India to have been recognized as a Tree City, to date. With this recognition, it has joined a network of like-minded global cities that recognise the importance of trees in building healthy, resilient and happy cities.

•2020 Tree Cities of the world recognition is the second year of the programme, which features 120 cities from 63 countries. Most of the cities were from the United States, United Kingdom, Canada and Australia.

India successfully test fires Helina, Dhruvastra anti-tank guided missiles

•Defence Research and Development Organisation has successfully carried out joint user trials of indigenously developed Helina and Dhruvastra Anti-Tank Guided Missiles (ATGM) from the Advanced Light Helicopter at the Pokhran deserts in Rajasthan. Helena is the Army version and Dhruvastra is the Air Force version of the ALH. The missile systems have been designed and developed indigenously by the Defence Research and Development Organisation (DRDO).

•The Helina and Dhruvastra are the third generation, “Lock-on-Before-Launch (LOBL)” fire and forget ATGMs that can engage targets both indirect hit mode as well as top attack mode.

•The missile systems have all-weather day-and-night capability.

•They can defeat battle tanks with conventional armour as well as with explosive reactive armour.

•It is one of the most advanced anti-tank weapons in the world.

SPORTS

Sri Lanka pacer Dhammika Prasad quits international cricket

•Sri Lanka fast bowler Dhammika Prasad has announced his retirement from international cricket. He represented Sri Lanka in 25 Tests and 24 ODIs, bagging 75 and 32 wickets respectively.

•He also played alone T20 International against Australia in 2011. Prasad last played a Test match in October 2015 against the West Indies.

SCIENCE AND TECHNOLOGY

Perseverance rover has successfully landed on Mars

•The NASA Perseverance rover safely landed on Mars after its 292.5 million-mile journey from Earth. The rover has been on a nearly 300 million-mile journey since it left Earth more than 6 months ago. Perseverance and her teams lived up to the namesake, overcoming the challenges of preparing for the journey’s final stages during a pandemic. The attitude control system is responsible for pointing the rover in the direction it needs to be and also helps figure out where the spacecraft is oriented in space.

•Indian-American named Dr Swati Mohan, who first confirmed that the rover had survived a particularly tricky plunge into the Martian atmosphere. Mohan, who successfully spearheaded the development of attitude control and the landing system for the rover, was among the team of scientists behind the historic mission.

Indian Navy Ship Pralaya Participates in NAVDEX 21 and IDEX 21

•Indian Naval Ship Pralaya reached Abu Dhabi in UAE to participate in the Naval Defence Exhibition (NAVDEX 21) and International Defence Exhibition (IDEX 21) from February 20 to 25, 2021. NAVDEX 21 and IDEX 21 is one of the leading international naval and defence exhibitions of the region. Participation of INS Pralaya will showcase the strengths of India’s indigenous shipbuilding, in line with the Hon’ble Prime Minister’s vision of ‘AtmaNirbhar Bharat’.

•It is the second ship of the indigenously built Prabal Class Missile Vessels, built indigenously at Goa Shipyard Limited.

•The ship was commissioned in the Indian Navy on 18 December 2002 to perform a wide variety of surface warfare missions.

•The 56 m longship, displacing about 560 T is capable of speeds in excess of 35 knots.

•It is fitted with an impressive array of weapons and sensors, like 76.2 mm medium range gun, 30 mm close-range guns, chaff launchers and long-range surface to surface missiles.

SUMMITS AND MOU’S

India-Australia circular Economy Hackathon (I-ACE)

•The Prime Minister, Shri Narendra Modi addressed the valedictory function of the India Australia Circular Economy Hackathon (I-ACE) via videoconferencing. A circular economy implies reusing waste back into the production cycle to make new products instead of wasting such materials with embedded resources.

•The I-ACE was jointly organized by Atal Innovation Mission, NITI Aayog, Government of India and Commonwealth Scientific and Industrial Research Organisation (CSIRO), Australia. More than 200 participants in 39 teams from India and 33 teams from Australia took part.

•Innovation in packaging reducing packaging waste

•Innovation in food supply chains avoiding waste

•Creating opportunities for plastic waste reduction

•Recycling critical energy metals and e-waste

CSIR inks MoU with Bill & Melinda Gates Foundation to promote health research

•The Council of Scientific and Industrial Research (CSIR) has signed a Memorandum of Understanding (MoU) with Bill & Melinda Gates Foundation to support the development, conduct and promotion of health research in India. Gates Foundation and CSIR will work together to identify opportunities to initiate scientific and technological collaborations. These will focus on developing and testing new preventions, therapies and interventions that can help to solve major health concerns that affect India and other developing countries.

•Genetic diseases that impact infant and neonatal mortality;

•New diagnostics and devices for infectious disease and environmental surveillance;

•Development of cost-effective processes for drug, vaccines, biologics, and diagnostics manufacturing;

•Novel microbiome-directed foods;

•Socio-economic impact of science and technological tools;

•Other areas of health and development.

BOOKS AND AUTHORS

Bhim Army’s Chandra Shekhar Azad named in TIME’s list

•Bhim Army Chief Chandra Shekhar Aazad and five Indian-origin personalities have been featured in the 2021 TIME100 Next. TIME100 Next 2021 is the second edition of the annual list of Time magazine’s 100 ‘emerging leaders who are shaping the future.’

•Bhim Army is a Dalit rights organisation based in Uttar Pradesh to help Dalits escape poverty through education. It was founded by Satish Kumar, Vijay Ratan Singh and Chandrashekhar Azad in 2015.