Notes and Study material for Exams
The Stratopause: A Boundary of Extremes The Earth’s atmosphere is a complex and dynamic system, divided into distinct layers based on temperature profiles. One of these layers, the stratosphere, is characterized by increasing temperature with altitude, a phenomenon driven by the absorption of ultraviolet (UV) radiation from the sun by the ozone layer. The boundary … Read more
World distribution of iron Ore reserves China China now emerged as a leading iron ore-producing country in the world. Till 1975, its production of iron ore in the world was only 6.5 per cent, but in year 2000, China produced 24.3 per cent iron ore of the world. This Percentage further increased to … Read more
The East Australian Current: A Lifeline for Life and a Force of Change The East Australian Current (EAC), a powerful, warm ocean current flowing southward along Australia’s east coast, is a vital component of the region’s marine ecosystem and a significant driver of climate patterns. This article delves into the multifaceted nature of the EAC, … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Social impacts of disasters Natural Disasters can cause social impacts that are similar in different types of communities such as the need for rebuilding, urgent access to Health care, simply accessing shelter during/after a storm, availability to food and water, turning towards the government for aid … Read more
Unveiling Earth’s Hidden Depths: Sources of Information about the Interior of Our Planet The Earth, our home, is a dynamic and complex system. While we traverse its surface, the vast majority of its mass remains hidden beneath our feet. This hidden realm, the Earth’s interior, holds secrets about our planet’s formation, evolution, and the processes … Read more
Oceanic Resources of India and their potential Oceans are the world’s single largest ecosystem, covering nearly three-fourths of the earth’s surface, thereby providing a massive arena for emerging complex and interconnected development issues such as Climate change, livelihoods, commerce, and security. According to estimates by the Global Ocean Commission, ocean resources contribute five … Read more
Spherical Coordinates and Projections,Time Spherical coordinates can be a little challenging to understand at first. Spherical coordinates determine the position of a point in three-dimensional space based on the distance ρ from the origin and two angles θ and ϕ. If one is familiar with polar coordinates, then the angle θ isn’t too difficult to … Read more
The Rock Cycle: A Continuous Journey of Transformation The Earth’s surface is a dynamic and ever-changing landscape, sculpted by the relentless forces of nature. At the heart of this transformation lies the rock cycle, a continuous process that shapes and reshapes the planet’s crust. This intricate cycle involves the interplay of three major rock types: … Read more
Agricultural problems in Punjab Draught and farmers suicide Punjab’s farmers have been facing several issues ranging from improper technology to agricultural loan debts. Punjab is a vast state with varied topography, while there are agriculturally prosperous regions, some regions are severely affected by the frequent droughts. The Punjab government even after introducing and implementing certain … Read more
The Sun’s Embrace: Understanding Insolation and the Earth’s Heat Budget The Earth, a vibrant and dynamic planet, teems with life thanks to a delicate balance of energy received from the sun. This energy, known as insolation, is the driving force behind our planet’s climate, weather patterns, and the very existence of life itself. Understanding insolation … Read more