Notes and Study material for Exams
Deserts are formed in regions with less than 25 cm of annual rainfall, .or sometimes in hot regions where there is more rainfall, but unevenly distributed in the annual cycle. Lack’ of rain in the mid latitude is often due to stable high pressure zones; deserts in temperate regions often lie in “rain shadows”, … Read more
Climate Change It is the long term change in the statistical distribution of weather patterns over periods of time Though it has been happening naturally for millions of years, in recent years it has accelerated due to anthropogenic causes and has been causing Global Warming. UNFCCC defines Climate Change as – “a change of climate … Read more
Global Warming and Its Impact Global warming is the slow increase in the Average temperature of the earth’s Atmosphere because an increased amount of the energy (heat) striking the earth from the sun is being trapped in the atmosphere and not radiated out into space. The earth’s atmosphere has always acted like a greenhouse to capture the … Read more
The Silent Threat: Ocean Acidification and its Impact on Marine Life The ocean, a vast and mysterious realm, plays a crucial role in regulating Earth’s climate and sustaining life. However, this vital ecosystem is facing an unprecedented threat â ocean acidification. This phenomenon, driven by the absorption of excess carbon dioxide (CO2) from the atmosphere, … Read more
Environmental influences are important both at the prenatal and postnatal stages of Human Development. At the prenatal stage, when a fetus is in the mother’s womb, internal or external harmful agents, such as certain legal or illegal drugs, alcohol, lead and pollutants can harm the unborn baby’s development. The mother’s Nutrition, diseases and emotional Stress … 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
The major causes of the Environmental Degradation are modern Urbanization, industrialization, over-Population Growth, deforestation etc. Environmental pollution refers to the degradation of quality and quantity of natural Resources. Mahatma Gandhi’s principle of “enoughness” in his saying “the earth provides enough to satisfy every persons need but not for every person’s greed” According to World Commission … Read more
The Shifting Sands of Society: A Deep Dive into Social Change Social change, a constant and dynamic force shaping the fabric of human civilization, is a multifaceted phenomenon that encompasses a wide range of transformations in societal structures, beliefs, values, and behaviors. It is a process that can be gradual, incremental, or abrupt, driven by … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> : Types, distribution and their impact:- Earthquake:- The study of seismic waves provides a complete picture of the layered interior. An earthquake in simple words is shaking of the earth. It is a natural event. It is caused due to release of energy, which generates waves … Read more
Unveiling Drought: The Silent Crisis Drought, a silent and insidious threat, is a complex phenomenon that transcends geographical boundaries and impacts every aspect of life on Earth. It is not merely a lack of rain; it is a multifaceted crisis that unfolds over time, leaving behind a trail of devastation in its wake. This article … Read more