Environmental Science

Short Note on Tehri Dam Rehabilitation and Resettlement

Tehri Dam Project included the construction of a reservoir spread of 42 sq. km. which submerged the Old Tehri Town and 24 villages, while another 88 villages were partially affected. In addition to these 13 more villages were fully affected due to land acquisition the project infrastructure and establishing new colonies. The plan of rehabilitation…

Resettlement and Rehabilitation of Developmental Project Affected Persons and Communities

Displacement of human populations in India is mostly initiated by factors such as large scale developmental projects like mining, dam building and industrial establishments apart from political conflicts, natural disasters, and declaration of an area as a National Park, Wildlife Sanctuary or a Biosphere Reserve. In India, a national policy on Resettlement and Rehabilitation of…

What is Carbon Footprint?

Carbon Footprint is the amount of greenhouse gases mainly carbon dioxide released into the atmosphere by any anthropogenic activity. It can be a broad measurement of the environmental impact of the actions of an individual, family, organization, industry or even an entire nation. e.g, To calculate an individual’s carbon footprint we need to include a…

Impacts of Human Population Growth on Environment, Human Health and Welfare

The current human population on earth is over 7.6 billion and is ever increasing with projections of over 9 billion by 2040 and 11 billion by 2100. The rapidly growing population is far outpacing the carrying capacity of the planet, which is the ability of the planet to support the overly sized population of humans…

What factors are responsible for Human Population growth?

Growth in the human population can be largely attributed to some advancement in the recent past in the field of agriculture, science, technology and health facilities. The surplus of food and other supplementary resources has provided ample space for the growing human population. Overpopulation at specific locations mainly cities can also result from migration in…

Short Note on Environment (Protection) Act 1986

The Environment (Protection) Act 1986 defines environment as ‘water, air and land and the interrelationship which exists among and between water, air and land, and human beings, other living creatures, plants, micro- organism and property’. It defines hazardous substance as ‘any substance or preparation which, by reasons of its chemical or physiochemical properties or handling,…

Short Note on Air (Prevention and Control of Pollution) Act, 1981

The Central Government used Article 253 to enact this law and made it applicable throughout India. This Act defines air pollutant as ‘any solid, liquid or gaseous substance (including noise) present in the atmosphere in such concentration as may be or tend to be injurious to human beings or other living creatures or plants or…