Notes and Study material for Exams
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
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
Eco-System-An ecosystem is defined as a structural and functional unit of Biosphere consisting of community of living beings and the physical Environment, both interacting and exchanging materials between them. It includes Plants, trees, animals, fish, birds, micro-organisms, water, Soil, and people. When an ecosystem is healthy (i.e. sustainable) it means that all the Elements live … Read more
Ecological Footprint accounting measures the demand on and supply of nature.On the demand side, the Ecological Footprint measures the ecological assets that a given Population requires to produce the natural Resources it consumes (including plant-based food and fiber products, Livestock and fish products, timber and other forest products, space for urban Biodiversity, soil erosion, and … Read more
Ethics in Public Administration In the public sector, ethics addresses the fundamental premise of a public administrator’s duty as a “steward” to the public. In other words, it is the moral justification and consideration for decisions and actions made during the completion of daily duties when working to provide the general Services of … Read more
Farming Systems and sustainability Nature is dynamic. It causes inheritable changes in all living organisms. For thousands of years, farmer around the world have been selecting and conserving varieties of different crop Plants that they cultivated. This process has generated a rich wealth of varieties in each crop plant, seen to be most … Read more
Permaculture: A Holistic Approach to Sustainable Living Permaculture, a word coined in 1978 by Australians Bill Mollison and David Holmgren, is a design system that seeks to create sustainable human settlements and agricultural systems. It’s not just about gardening; it’s a philosophy, a way of life, and a practical set of tools for creating a … Read more
Sustainable Agriculture: Feeding the Future While Protecting the Planet The world’s population is projected to reach 9.7 billion by 2050, demanding a significant increase in food production. However, the current agricultural system, heavily reliant on chemical inputs and intensive practices, is unsustainable. It contributes to environmental degradation, climate change, and biodiversity loss, threatening the very … Read more
Perfluorocarbons: A Persistent Threat to the Environment and Human Health Perfluorocarbons (PFCs) are a group of synthetic organic compounds characterized by the presence of carbon atoms fully bonded to fluorine atoms. Their unique properties, including chemical inertness, thermal stability, and low surface tension, have made them highly valuable in various industrial applications. However, these same … Read more
Measuring Biodiversity: A Multifaceted Approach to Understanding Life on Earth Biodiversity, the intricate web of life on Earth, is a complex and multifaceted concept. It encompasses the vast array of living organisms, their genetic diversity, and the ecosystems they inhabit. Understanding and quantifying this diversity is crucial for conservation efforts, sustainable development, and the well-being … Read more