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Current Affairs for the date of 5 September 2023

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    Current Affairs Wala
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Introduction

The hindu analysis for the day of 5 September 2023 for the UPSC CSE WBPCS preparation.

Science and technology

Big Bang

  • Big Bang theory is the most relevant modern theory that explains the formation of the universe.

  • States that formation of universe started with an infinitely hot and tense single point that stretched it is still expanding

  • Georges Lemaître is Belgian cosmologist, Catholic priest, known father of the Big Bang theory.

  • At first it's trached at an imaginable speed than at a more miserable rate over the next 13.7 billion years to the still expanding Cosmos that we know today.

  • SMS can read or understand the expansion through a phenomenon known as 'cosmic microwave background.'

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What is Cosmic Microwave Background ??

  • Cosmic microwave background is the radiation that is left from the time when the big bang began.

  • As the universe is still expanding the rate of expansion appears different depending on where you look.

What is Hubble Law??

  • To Havells law galaxies are moving away from earth at speeds proportional to their distance.

  • Steps that the farther the galaxies are the faster they are moving away from the Earth.

What is SNR?

  • Signal to noise ratio is defined as the ratio of signal power to noise power.

  • Between the level of desire signal to the level of background noise.

Vikram Lander Goes to Sleep

  • As the sunsets of the moon Vikram put into sleep mode.

  • For the sleep mode to be activated the Pragyan rover performed several experiments on the lunar surface.

  • The ISRO agency said that once the power of the battery at the solar powered to treat the broken falls asleep.

  • One life of one lunar day is 48 days of Earth so pragyan will sleep until the next day on the Lunar surface.
  • As night appears sunsets on the moon and the temperature can plant below- 200 degree Celsius

Economy

Central Bank Digital Currency (CBDC)

  • Is a form of digital currency which is just like cryptocurrency.

  • Difference between cbdc and cryptocurrency is that the value of it is fixed by the Central Bank of India and equivalent to the country's fiat currency.

  • Fat currency is nothing but a government issue Karan says that has no baking from a physical quality like gold or silver.

Why is the Central Bank Digital Currency safe?

  • Central Bank digital currency is issued by its central bank.

  • Afformers legal tender can be used to exchange for goods and services.

  • Using is associated with less response as it is not unregistered like crypto currencies..

  • The currency's value is very much fluctuating in nature.

What are the major types of CBDC?

Wholesale CBDCs??

Wholesale CBDCs are to hold reserves in the central bank and the bank grandson Institute and accounts to deposit funds and use it to settle interbank transfers.

Retail CBDCs??

Government back digital currencies used by consumers. Reduce the series of risk factors for Digital currency.

Environment and Ecology

Women Led Climate Action

  • Due to Climate Change women from the developing and under developed countries will suffer the most.

  • An international level organization strategy said that "in 2020 2.2% of the total working hours worldwide will be lost due to high temperature a productivity loss equivalent to 18 million full time jobs"

  • Say that a cross center women are considered to be highly vulnerable and this proportionality is affected by climate change more than man.
  • Developing and underdeveloped countries suffer as they are dependent on natural resources and do intensive work for their livelihood and in these countries women live much more powerful than men.

  • Women from low income households will be more affected because they are responsible for food, water and other homely work.

  • Changing the pollution level will increase and will create more difficulties to get healthy living like clean water and organic vegetables.
  • United Nation study it isn't of those displaced by climate actions of climate it disasters are women and girls
  • Nepal earthquake data bhai United Nations population fund shows women are more exposed to traffic in exploitation on the time.

  • As developing countries like India Bangladesh Myanmar Pakistan Sri Lanka where women work in the cultural field and it's also stated that women work more than the mens in the agriculture field.

  • Changing climate will affect the productivity in negative and significantly that it also affect the womens.

  • 130 million people could be into poverty by 2015 due to climate change risk, natural disaster and food inflation impacting women's equality.

  • Station much more women education training and vocational training for women are needed to maintain the men women for the upcoming future.
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