Notes and Study material for Exams
Understanding Cyclones: Nature’s Fury Unleashed Cyclones, also known as hurricanes, typhoons, or tropical cyclones, are among the most powerful and destructive forces of nature. These swirling storms, characterized by intense winds, torrential rain, and storm surges, can devastate entire regions, leaving behind a trail of destruction and human suffering. Understanding the nature of cyclones is … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Origin of the Monsoon: Classcial Theories: Halley’s Thermal concept: Indian monsoon is because of contrast between Indian Subcontinent and adjoining Indian Ocean. Halley’s theory, suggested in 1686, considers the summer monsoon to be a regional phenomenon. Aerological concept: This was suggested by R. Scherhag in … Read more
Flood and Drought Occurrence Drought Drought is a complex, slow-onset phenomenon of ecological challenge that affects people more than any other natural hazards by causing serious economic, social and environmental losses in both developing and developed countries. The period of unusual dryness (i.e. drought) is a normal feature of the Climate and weather … Read more
The Global Positioning System consists of 24 satellites, that circle the globe once every 12 hours, to provide worldwide position, time and velocity information. GPS makes it possible to precisely identify locations on the earth by measuring distance from the satellites. GPS allows you to record or create locations from places on the earth and … Read more
Earth’s Rotation and Revolution Primarily two motions: Rotation and Revolution. Rotation of Earth Earth rotates along its axis from west to east. It takes approximately 24 hrs to complete on rotation. Days and nights occur due to rotation of the earth. The circle that divides the day from night on the globe is … Read more
Science and economics of Climate change Science of Climate Change The Atmosphere functions as a ‘greenhouse’ and insulates the earth from extremes of temperature. The Greenhouse Effect works in the following manner. Of the incoming short-wave radiation from the sun, one-third is reflected, and the atmosphere, ocean, ice, land, and biota absorb the … Read more
Variable Climatic condition throughout the state has led to the development of different agricultural practices. Scientists have divided the state into following agro-climatic regions:- Western Agricultural Region:- It covers the sandy arid plains with low rainfall and thus about 70% of the net cropped area is under Kharif Crops of bajra and pulses. … Read more
The Solar System consists of the Sun and its eight main planets, their satellites, asteroids, comets, meteors and other dwarf planets. The Sun is at the one of the two “centers” of The Solar System and the planets revolving around it in elliptical orbits. The sun is in the centre of the solar system. It … Read more
The Dance of the Monsoon Winds: A Global Phenomenon Shaping Climates and Cultures The monsoon, a seasonal shift in wind patterns, is a powerful force that shapes the lives of billions of people across the globe. From the lush landscapes of South Asia to the arid deserts of Australia, the monsoon’s influence is felt in … Read more
Geoengineering: A Controversial Solution to Climate Change The Earth’s climate is changing at an unprecedented rate, driven primarily by human activities that release greenhouse gases into the atmosphere. This change is already having significant impacts on the planet, from rising sea levels and extreme weather events to disruptions in ecosystems and human societies. While mitigating … Read more