Year: 2024
El Nino, La Nina, and the Southern Oscillation.
The cessation of the typical upwelling of cold deep water off the coast of Peru is generally known as El Nino, and the roughly opposite condition is called La Nina. This El Nino phenomenon can affect the global climate negatively and positively. So, some parts of the world face drought while others face above-average rainfall […]
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Discover the fascinating facts of the Indus script!
Indus script or Harappan script was the ancient script utilized by the Harappan civilization. The writing on the seals was probably in the language used by the elites. The Pictographic Harappan script of the Indus or Harappan civilization remains a mystery because, so far, no one has deciphered the script. LANGUAGE FAMILY OF INDUS SCRIPT […]
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MIKE or Monitoring of Illegal Killing of Elephants Programme
MIKE or Monitoring of Illegal Killing of Elephants Programme, was established by COP to CITES at its tenth Harare (Zimbabwe) meeting in 1997 to monitor elephant poaching. MIKE aims to provide the required information for 32 elephant-range countries in Africa and 13 elephant-range countries in Asia (including India) to make appropriate management and law enforcement […]
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Origin and History of Reserve Bank of India
The history of currency usage in India dates back to the ancient Vedic period. The later period was an era of standardised metal coins. In “Arthsatra” by Chanakya, we can notice references to various coins like Suvarnarupa or gold coins, Rupayarupa or silver coins, Tamararupa or copper coins, and Sisarupa or lead coins. However, during […]
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Integration of Travancore
When the British announced their exit from India, some princely states created trouble for Sardar Vallabai Patel and his team. Under its able diwan, Sir C.P. Ramaswami Iyer, Travancore was the first state to question the right of Congress to succeed the British. This spices-rich state was strategically placed at the extreme south of the […]
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Volcano and volcanic eruptions
The volcano is a vent or opening through which molten materials and gases are ejected from the interior to the surface of the Earth. You may have noticed this spectacular and dangerous phenomenon in newspapers, books, magazines, and videos. The wrath of this natural phenomenon can result in long-term as well as short-term effects on […]
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Absolute and Relative Humidity – What’s the Difference.
The value of water vapour is just two per cent in the total composition of the atmosphere even though it shows spatial and temporal variation from near zero to five per cent. This two per cent water vapour plays a vital role in the weather of a particular area. The content of water vapour in […]
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The Gangetic Dolphin: Why is this indicator species important?
The Ganga river dolphin, also known as Soso or “tiger of the Ganges,” is an important indicator aquatic animal found only in the Indian subcontinent. Due to its endemic nature and importance, Gangatic dolphins enjoy the status of the National aquatic animal of India.
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Marvels of Mahabalipuram: Mandapas or caves of Mahabalipuram.
Today, Mahabalipuram, or the land of seven Pagodas, is a small coastal village near Chennai at the mouth of the Palar River. However, in ancient times, it was a busy port and town under the Pallava kings. Now, the protected sites and relics of Mahabalipuram hold the key to this commercial centre’s golden and glorious […]
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KALABHRA – DARK AGE IN TAMIL HISTORY
Even though the history of Tamil Nadu is meticulously recorded from the prehistoric period, there is a mysterious gap or an enigma after the Sangam period. This period lacks dependable, authentic recorded evidence. This gap period is known as the “Kalabhra period” or “Kalabhra interregnum” or “dark period“. INTRODUCTION The first recorded clue about this […]
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