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Piezo- Photocatalytic Water Filter

Why in the News? Indian scientists from INST Mohali, IIT-Dharwad, and IIT-Kharagpur have developed a low-cost, reusable water filter that removes toxic industrial dyes using a process called piezo-photocatalysis. About the Light-Induced Water Filter: Material Used: Built using 3D-printed polylactic acid (PLA) sheets (a biodegradable plastic); Sheets coated with bismuth ferrite (BFO) nanoparticles. Working: It… Continue reading Piezo- Photocatalytic Water Filter

[19th July 2025] The Hindu Op-ed: Indian inequality and the World Bank’s claims 

PYQ Relevance: [UPSC 2015] Though there have been several different estimates of poverty in India, all indicate reduction in poverty levels over time. Do you agree? Critically examine with reference to urban and rural poverty indicators. Linkage: The article highlights that the World Bank’s report, “India Poverty and Equity Brief: April 2025,” claims India has… Continue reading [19th July 2025] The Hindu Op-ed: Indian inequality and the World Bank’s claims 

All in one Agriculture needs more public spending, not just one umbrella scheme

Why in the News? The Prime Minister Dhan-Dhaanya Krishi Yojana (PMDDKY) was recently approved by the Union Cabinet as a major reform initiative in the agriculture sector. It aims to converge 36 existing schemes across 11 departments to address regional disparities in agricultural productivity. What are the aims of PMDDKY (Prime Minister Dhan-Dhaanya Krishi Yojana)?… Continue reading All in one Agriculture needs more public spending, not just one umbrella scheme

Disputes over Grand Ethiopian Renaissance Dam (GERD)

Why in the News? The completion of Ethiopia’s Grand Ethiopian Renaissance Dam (GERD) has reignited tensions over Nile water rights, with Egypt and Sudan fearing reduced water flows. About Grand Ethiopian Renaissance Dam (GERD): Overview: Gravity dam on the Blue Nile near Ethiopia–Sudan border. Construction Timeline: Under construction since 2011, led by Ethiopian Electric Power… Continue reading Disputes over Grand Ethiopian Renaissance Dam (GERD)

[pib] INS Nistar Diving Support Vessel

Why in the News? Indian Navy commissioned INS Nistar, the country’s first indigenously designed and constructed Diving Support Vessel (DSV). About INS Nistar: Project Origin: First of two Diving Support Vessels (DSVs) ordered by the Navy in 2018. Developer: Built by Hindustan Shipyard Ltd with input from 120 Indian MSMEs. Commissioning: Inducted at Naval Dockyard,… Continue reading [pib] INS Nistar Diving Support Vessel

India–Bangladesh Trade and the China Factor: Is There Room for Strategic Balance ?

N4S India‑Bangladesh ties shift from warmth to worry, trade to tension, diplomacy to dilemmas. UPSC usually throws a big‑picture question that links neighbourhood politics with wider security, just as it asked in 2017 about China’s trade surplus turning into military clout; a similar mains prompt could use “The 2025 Flashpoint: From Cooperation to Confrontation” to test how you… Continue reading India–Bangladesh Trade and the China Factor: Is There Room for Strategic Balance ?

In news: Reykjanes Peninsula

Why in the News? Recently a volcano erupted in south-west Iceland, continuing a pattern of recurring geological activity on the Reykjanes Peninsula. About the Reykjanes Peninsula: Location: Situated in southwest Iceland along the Mid-Atlantic Ridge where tectonic plates diverge. Volcanic Reawakening: Dormant for centuries until 2021; now sees recurring eruptions. Eruption Type: Known for fissure… Continue reading In news: Reykjanes Peninsula

MoSPI to integrate 8th Economic Census with 16th Population Census

Why in the News? The Ministry of Statistics and Programme Implementation (MoSPI) is preparing for India’s 8th Economic Census by integrating it with the upcoming 16th Population Census. About the Economic Census: Conducting Body: Ministry of Statistics and Programme Implementation (MoSPI). Purpose: Creates a detailed database of non-agricultural economic establishments in India. Key Data Captured:… Continue reading MoSPI to integrate 8th Economic Census with 16th Population Census

[pib] New Lichen Species reveals ancient Symbiosis

Why in the News? A team of Indian scientists has discovered a new species of lichen, Allographa effusosoredica, in the Western Ghats, a global biodiversity hotspot. What are Lichens? Lichens are symbiotic organisms, composed of a fungus (mycobiont) and a photosynthetic partner (photobiont)—either a green alga or a cyanobacterium. The fungus provides structure and protection,… Continue reading [pib] New Lichen Species reveals ancient Symbiosis

[18th July 2025] The Hindu Op-ed: How is China leading the green energy sector?

PYQ Relevance: [UPSC 2015] To what factors can be the recent dramatic fall in equipment cost and tariff of solar energy be attributed? What implications does the trend have for thermal power producers and related industry? Linkage: The articles talks about the how China has effectively led and transformed the global green energy market, particularly… Continue reading [18th July 2025] The Hindu Op-ed: How is China leading the green energy sector?

A better terror fight with J&K police under state reins

Why in the News? On June 16, 2025, J&K Lieutenant Governor Manoj Sinha declared that eradicating terrorism from Jammu & Kashmir is the government’s foremost priority, during the passing-out parade at Sher-e-Kashmir Police Academy, Udhampur. What limits central forces in handling terrorism in J&K?  Lack of Local Intelligence: Central forces often lack deep familiarity with… Continue reading A better terror fight with J&K police under state reins

IIST Scientists detected Circular Polarisation near massive Protostar

Why in the News? Researchers at the Indian Institute of Space Science and Technology (IIST) has detected radio emissions with circular polarisation near a massive young protostar, IRAS 18162-2048. About Protostars: Definition: Early-stage stars formed by the gravitational collapse of dense regions in molecular clouds. Accretion Phase: They actively gather gas and dust but have… Continue reading IIST Scientists detected Circular Polarisation near massive Protostar

Machilipatnam as Ancient Port is set for big Revival

Why in the News? Machilipatnam, once a flourishing ancient port city on India’s east coast, is witnessing a major transformation with the construction of a modern Greenfield port. About Machilipatnam: Alternate Names: Also known as Masulipatnam, Maisolia, or Manjarika. Geographic Location: Located in Krishna district, Andhra Pradesh, on the southeastern Coromandel Coast, at the mouth… Continue reading Machilipatnam as Ancient Port is set for big Revival

Economic Impact of Freebies : Can India Afford Them ?

PYQ ANCHORING: GS 2: In the light of recent controversy regarding the use of Electronic Voting Ma chines (EVM), what are the challenges before the Election Commission of India to ensure the trustworthiness of elections in India? [2018] MICROTHEMES: Elections The Supreme Court of India has expressed concerns about the increasing trend of political parties… Continue reading Economic Impact of Freebies : Can India Afford Them ?

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