Current Affairs Quiz - June, 2021

Notes:
The state government of Karnataka has introduced a city sewage surveillance system in Bangalore. This is aimed to track coronavirus at an early stage.
This effort of Karnataka is supported by USAID (United States Agency for International Development) and COVIDactionCollab (CAC). CAC is supporting the state by providing training to sanitation workers in collecting samples and analysing them in labs.

Notes:
Tiananmen Square is located in central Beijing, China. In May 1989 more than a million young Chinese crowded in the square for a protest in favour of greater democracy.
As a repressive measure, Chinese troops and security police stormed through Tiananmen Square and fired extensively on the protesters. At least 300 were killed and more than a 1000 arrested. This incident is known as the Tiananmen Square Massacre. Recently, Hong Kong organisers lost appeal to hold Tiananmen vigil.

Notes:
Marine mucilage or “sea snot” is reported to have accumulated along the coast of Turkey. The sea snot is a thick jelly-like layer of slime which is formed by the population explosion of microscopic plants called phytoplankton.
Some Researchers believe that the increase in sea surface temperature due to climate change, has led to this effect while few others see over-fishing as the root cause.

Notes:
Tianzhou-2, or “Heavenly Vessel” is China’s cargo spacecraft which carried supplies, equipment and propellant to the space station which is being developed by China. It has successfully docked itself to the module Tianhe, which is a part of a space station.
The spacecraft was launched from earth using the Long March-7 Y3 rocket.

Notes:
Mumbai-based startup Indra Water has developed a disinfection system named Vajra Kavach, which helps in reusing the PPEs and other materials used by healthcare workers.
It removes any possible traces of the disease-causing SARS-Cov-2 virus from Personal Protective Equipment, N95 masks, coats, gloves and gowns. It is also an environment-friendly system and will reduce load wastage.

Notes:
The Organisation for Economic Co-operation and Development (OECD) cut its growth projection for India for FY22 to 9.9 per cent from 12.6 per cent estimated in March.
OECD also estimated the Global GDP growth at 5.8 per cent this year, compared with 4.2 per cent projected in December. It also changed its projections to 4.4 per cent in 2022, compared to 3.7 per cent, estimated in December.

Notes:
The National Statistical Office (NSO) released the provisional estimates of annual national income and quarterly estimates.
As per the release, India’s gross domestic product (GDP) grew 1.6 per cent in the fourth quarter (January-March) of 2020-21. Last quarter, there was 0.5 % growth. The GDP contracted to a record low 7.3 per cent, for the full financial year 2020-21. This was a marginal improvement from the earlier estimate of 8 per cent contraction.

Notes:
Recently, a piece of space debris hit and damaged a part of the ISS’s robotic arm, called as Canadarm2.
The astronomers confirmed that the arm’s functions will not be impacted by the damage. Canadarm2, the Space Station Remote Manipulator System (SSRMS), is used to move objects outside the station and to help in repairing works in the station.

Notes:
The UN Decade on Ecosystem Restoration 2021-2030 was launched recently by the UN Environment Programme (UNEP) and the Food and Agriculture Organization of the UN (FAO).
The organisations also launched a report titled ‘#GenerationRestoration: Ecosystem restoration for People, Nature and Climate’, to mark the launch of the decade. The report urges the countries to restore at least 1 billion degraded hectares of land in the next decade.

Notes:
The Scientists at Central Forensic Science Laboratory (CFSL), Hyderabad have developed an indigenous Chip-off technique.
The main objective of the technique is to retrieve encrypted data from locked and severely damaged smart cell phones. This would benefit investigative agencies to produce credible evidences against criminals.