geography

India’s Seismic Vulnerability, Causes and Solutions

Context: The July 2025 Delhi earthquake highlights India’s seismic fragility, especially in urban areas like Delhi, and underscores the urgent need for nationwide structural and policy-based preparedness. India’s Seismic Vulnerability Tectonic Setting: India lies on the Indian Plate, which is...

LIGO Detects Most Massive Black Hole Merger to Date

Context: On July 10, scientists reported the discovery of an unusually massive black hole merger. About Black Hole Merger Definition: A black hole merger occurs when two black holes—extremely dense objects with immense gravity—spiral towards each other and eventually combine...

Why Is Earth Spinning Faster? Causes and Implications Explained

Context: On July 9, Earth was spinning 1.34 milliseconds faster than usual according to the U.S. Naval Observatory and the International Earth Rotation and Reference Systems Service. More in News July 22 and August 5 are expected to be between...

Grasslands in the World, Map, Types and Significance

Grasslands are large terrestrial ecosystems with grasses dominant, with discontinuous trees and shrubs (particularly in tropical forms) or extremely few trees (in temperate forms). They occupy every continent except Antarctica and constitute a large proportion of the land area on...

Earthquake in Delhi: Causes, Impacts and Preparedness Tips

Delhi is located in Seismic Zone IV, which is classified as a "High Damage Risk Zone". It has the potential to experience moderate to strong earthquakes due to its proximity to active fault lines and the seismically active Himalayan belt....

Iron Ore, Types, Uses, Distribution in India and in World Map

Context: India’s iron ore production rose marginally by 0.60% to 53 MMT in April-May, up from 52.7 MMT in the same period last year. Iron Ore Iron ore is the most important metallic ore. It is known as the backbone...

Low Pressure System and Madden-Julian Oscillation (MJO)

Context: Early onset of monsoon happened due to a range of different reasons, including the active phase of the Madden-Julian Oscillation (MJO) and a low-pressure system etc. Pressure System of Earth What is a Pressure System? A pressure system is...

Largest Desert in the World, Check Name, Location, Type, Area

Deserts are vast, barren landscapes that are characterized by extreme climatic conditions, minimal precipitation, and unique ecosystems. Among the world’s many deserts, the largest holds a distinct place due to its immense size and geographical importance. In this article, we...

Evaporative Demand: Main Drivers and its Environmental Impact

Context: The increasing evaporative demand in India is highlighting critical shortcomings in the nation's climate data infrastructure and scientific research capabilities. Evaporative Demand Evaporative demand measures how much water the atmosphere wants to evaporate from the land if enough water...

Heat Risk in India, Key Drivers and Findings of Study

Context: A recent study by the Council on Energy, Environment and Water (CEEW), titled ‘How Extreme Heat is Impacting India’, reveals that 57% of Indian districts are at high or very high risk due to extreme heat exposure. About Heat...