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Showing posts from December, 2021

Diving into dark secrets Dead Sea!

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  The Dead Sea, also known as the Salt Sea, is a saltwater basin located in the southwest corner of Asia between the Jordan and Israel. This natural wonder is found at an altitude of 430.5 meters below sea level, making it one of the lowest land-based features. It is 304 meters deep, the deepest hypersaline lake in the world. The Dead Sea is one of the saltiest places on earth. High levels of salt and adverse weather conditions make the lake devoid of life, except for algae and other micro-organisms.                 SOME INTERESTING FACTS : 1. The Dead Sea is one of the saltiest bodies on earth, with an average of 10 times as much salt as is normal. This is because the water that flowed into the Dead Sea from one of the main rivers, the Jordan River. Then it has no way out of the lake and is therefore forced to evaporate. The soaring hot and dry conditions of this region mean that large quantities of water are evaporated. This leads to t...

Raja Ram Mohan Roy:The Herald Of New Age

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 Raja Ram Mohan Roy: The Herald Of  New Age Raja Ram Mohan Roy                     Raja Ram Mohan Roy was the brightest star in the Indian sky during the first half of the 19th century. He is known for his excellent work in social, political, religious reforms. So he is also known as Father of Modern India.The Mughal emperor Akbar II conferred the title of 'Raja' to Ram Mohan Roy . Contemporary India: India was a home of many cultures from ancient times. In 1707 , with the death of Mughal King Aurangzeb , central power in India was implicitly lost.There was rule of many local rulers ,zamindars etc.Hindu laws were based on Puranshastras and Muslim laws on Quran. Education was mainly traditional based on religious books and that too for very few . In general society was divided into many castes. There was huge inequality between upper and lower castes as strict rules of casteism were followed. The condition o...

The Gupta Dynasty

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  The Gupta Dynasty (4th century CE to 6th century CE) -the Dynasty that gifted Aryabhata and Kalidas   Introduction: The Guptas ruled the Magadha state in north-eastern region of India. The Magadha region is presently located in Bihar, India. They maintained their dominance over the northern and certain parts of central and western India. This dynasty is regarded as India’s one of the most culturally rich provinces. The rule extended from early 4 th  century CE to late 6 th  century CE. The Gupta dynasty originated as a wealthy family from either Magadha or Prayaga .The family rose to claiming the local dominance over the Magadha province. Over the years, the succeeding rulers expanded the dynasty both culturally and territory-wise. Image reference-   https://upload.wikimedia.org/wikipedia/commons/c/ca/The_Gupta_Empire.gif   The rise and fall of the Guptas- The empire name “The Guptas” is simply derived from the family surname. The local dominance over Mag...

Importance of Re-extraction of rare earth metals from e-waste.

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  Why is there a need for the re-extraction of rare earth metals from e-waste? Credits:  https://res-4.cloudinary.com/the-university-of-melbourne/image/upload/s--ChrUAFwF--/c_limit,f_auto,q_75,w_892/v1/pursuit-uploads/832/c0f/1de/832c0f1de3e358be33922a69f1919272d43d93064c5158d6ba5f7e9a6f95.jpg The first reason depends on the material type; rare earth metals are embedded in low concentrations in rocks. They are not that rare, but they are called rare earth metals because they are difficult to isolate.    Another reason is that; 20 to 50 million metric tons of e-waste are disposed of worldwide every year. India generates about   2 million tonnes (MT) of e-waste annually. Cell phones and other electronic items contain high amounts of precious metals like gold or silver.   One tonne of mobile phones has as much as 340 grams of gold, 3.5 kilograms of silver, 140 grams of palladium, and 130 kilograms of copper. Americans dump phones containing over $60 mi...

शं नो वरुणः !!

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The motto of Indian Navy, ' शं नो वरुणः ', means ' May the Lord of Water be auspicious unto us '. The work of Indian Armed forces is always Inspirational and Encouraging. Indian navy is one of the indispensable Force of the armed force. The sea is never the same. constant change in its nature surprising even the most hardened mariner. Its the principal manifestation of India's maritime power. The Indian navy stands by the thought to be prepared for any threats to national security, adapting and augmenting its combat preparedness as a formidable blue water force. The navy remains a credible cohesive and combat worthy force. Not only do they protect the nation but they are always ready to help other nations. History   ·      The origin of art of navigation is in Indus vally civillisation. Many evidences are found in history. In Rigveda mentioned Varuna (The Hindu God of water). this describes the roots of navy in Indian history. ·     ...

How can we improve education quality in schools?

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  How can we improve education quality in schools? India has a positive demographic opportunity, with half of its population in the working-age group. Needless to say, education is a tool required to release this demographic potential along with childhood nutrition, health care and good mentoring, quality schooling forms the basis of ensuring all round development of a person. Quality education depends on infrastructure such as classrooms, water and sanitation facilities, availability of electricity, provision for digital learning, sports equipment and facilities, availability of chairs and desks and softer elements such as presence of school staff, professional competencies of teachers, access to books and learning materials among others. POOR INFRASRUCTURE Despite high demand for schools, as is visible by the upward trends in enrolment data, supply-side factors related to teacher availability and infrastructure leave much room for improvement. For instance, the District Informati...