Notes and Study material for Exams
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
Erosion and runoff management in hilly, foot hills and valley lands; processes and factors affecting them Soil erosion due to water is a major concern in all the northern hilly states of India in general and Uttarakhand in particular. The peculiar terrain condition and high rainfall in the state pose a serious problem … Read more
Waste Water Management Water, food and energy securities are emerging as increasingly important and vital issues for India and the world. Most of the river basins in India and elsewhere are closing or closed and experiencing moderate to severe water shortages, brought on by the simultaneous effects of agricultural Growth, industrialization and Urbanization. … Read more
Water Resources Management Water Resources in India India accounts for about 2.45 per cent of world’s surface area, 4 per cent of the world’s water resources and about 16 per cent of world’s Population. The total water available from Precipitation in the country in a year is about 4,000 cubic km. The availability … Read more
Question:The Environment (Protection) Act, was enacted in the year >>>1927 >>>1986 >>>1972 >>>1981 >>>option2 Question:The Forest (Conservation) Act, was enacted in the year >>>1980 >>>1927 >>>1986 >>>1972 >>>option1 Question:The Wildlife Protection Act, was enacted in the year >>>1927 >>>1972 >>>1986 >>>1981 >>>option2 Question:Water (Prevention and Control of Pollution) Act, was enacted in the year >>>1974 … Read more
The Environment Protection Act is an important legislation that provides for coordination of activities of the various regulatory agencies, creation of authorities with adequate powers for environmental protection, regulation of the discharge of environmental pollutants, handling of hazardous substances, etc. The Act provided an opportunity to extend legal protection to non-forest habitats (‘Ecologically Sensitive Areas’) … Read more
Biodiversity: Soil reclamation can help to increase biodiversity by providing a more suitable habitat for plants and animals. Challenges of soil reclamation: Soil reclamation can be a complex and time-consuming process, and it can be expensive. There are a number of challenges that can be associated with soil reclamation, including: The type of damage that … Read more
The Sustainable Development Goals (SDGs) are a collection of 17 global goals set by the United Nations General Assembly in 2015 for the year 2030. These 17 Goals build on the successes of the Millennium Development Goals, while including new areas such as Climate change, economic inequality, innovation, sustainable consumption, peace and Justice, among other … Read more
The pH of natural rain is found to be in the range from 5 to 7. The term Acid Rain is customarily applied to Precipitation with a pH below 5. Such low pH values are generally possible only in the presence of large amounts of anthropogenic pollution. Sulphuric acid and nitric acid is considered as … Read more
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 arresting the trend, Both Central … Read more