Environment

Human role in pollution control, Environment and human health; Effects of pollutants on animals and plants; urbanisation and industrial development.

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Human role in pollution control The enhanced pace of developmental activities and rapid urbanization have resulted in stress on natural resources and quality of life. The trend of increasing pollution in various environmental media is evident from the deteriorating air and water quality, higher noise levels, increasing vehicular emission etc. Realising the urgent need for … Read more Human role in pollution control, Environment and human health; Effects of pollutants on animals and plants; urbanisation and industrial development.

Types of pollution and their management; air, water, soil, sound/noise, radioactive and e-waste. Industrial waste and its management. Impact of Solid Waste Management, recycling and reuse,

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ENVIRONMENT POLLUTION defined as ‘an addition or excessive addition of certain materials to the physical environment (water, air and lands), making it less fit or unfit for life’. Pollutants are the materials or factors, which cause adverse effect on the natural quality of any component of the environment. Classifications 1. According to the form in … Read more Types of pollution and their management; air, water, soil, sound/noise, radioactive and e-waste. Industrial waste and its management. Impact of Solid Waste Management, recycling and reuse,

Concept of Sustainable Development

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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 on Environment and Development, Our Common Future (1987) , Sustainable development is development that meets the needs of the present without compromising the ability of future generations to … Read more Concept of Sustainable Development

Bio-diversity – Types and Depletion

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Biodiversity-Defination, types, importance, hotspots, threats and conservation The term biodiversity was coined as a contraction of biological diversity by E.O. Wilson in 1985. Biodiversity may be defined as the variety and variability of living organisms and the ecological complexes in which they exist. In other words, biodiversity is the occurrence of different types of ecosystems, … Read more Bio-diversity – Types and Depletion

Chipko movement and Maiti Movement

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Chipko movement Chipko movement, also called Chipko andolan, nonviolent social and ecological movement by rural villagers, particularly women, in India in the 1970s, aimed at protecting trees and forests slated for government-backed logging. The movement originated in the Himalayan region of Uttar Pradesh (later Uttarakhand) in 1973 and quickly spread throughout the Indian Himalayas. The … Read more Chipko movement and Maiti Movement

Human and wild animal struggle

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Man-animal conflicts are common in various parts of the country. Incidents of man-animal conflict are reported from States/Union Territories of the country. In India, wild elephants probably kill far more people than tiger, leopard or lion. But, surprisingly, human conflict involving leopard draws great amount of public attention compared to other animals. Other carnivores – tigers, … Read more Human and wild animal struggle