Notes and Study material for Exams
The Ecological Footprint: Measuring Our Impact on the Planet The Earth’s resources are finite, yet our consumption patterns continue to grow. This unsustainable trajectory raises a crucial question: how much of the planet’s resources do we actually need to sustain our current lifestyle? The concept of the Ecological Footprint provides a powerful tool for answering … Read more
Elements of Climate and weather Climate is decided by a region’s climate system. A climate system has few major components: the Atmosphere, the layer, the cryosphere, and the land surface. The atmosphere is that the most variable a part of the climate system. The composition and movement of gases encompassing the planet will change … 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
Forest Biodiversity, forming a complex ecosystem. Plantation is different from natural forest as these planted species are often of same type and doesn’t support a variety of natural biodiversity. Forests provide various natural Services and products. Many forest products are used in day-today life. Besides these, forests play important role in maintaining ecological balance & … Read more
Afforestation and deforestation Afforestation Afforestation is the process of planting trees, or sowing seeds, in a barren land devoid of any trees to create a forest. The term should not be confused with reforestation, which is the process of specifically planting native trees into a forest that has decreasing numbers of trees. While reforestation is increasing … Read more
In-situ conservation means maintenance of
What is Desertification? Desertification is the degradation of land in arid, semi-arid, and dry sub-humid areas. It is caused by human activities and Climate Change. Desertification can lead to a loss of BiodiversityBiodiversity, a decline in agricultural productivity, and an increase in poverty. Causes of Desertification Overgrazing Deforestation Irrigation Climate change Effects of Desertification Loss … 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
The Silent Extinction: A Deep Dive into the Crisis of Species Loss The Earth is facing an unprecedented crisis: a mass extinction event driven by human activity. While the term “extinction” conjures images of dinosaurs disappearing from the planet, the current extinction crisis is far more insidious, playing out in the background of our daily … Read more
Demographically it’s the increase in Population of cities and towns ,while sociologically it’s the spread of urban way of life to the country side . Urbanization in India has occurred more slowly than in other developing countries and the proportion of the population in urban areas has been only 28 per cent based on the … Read more