Notes and Study material for Exams
Corrosion is defined as an attack on a material as a result of chemical, frequently electrochemical reaction, with the surrounding medium. According to this definition, the term corrosion can be applied to all materials, including non-metals. But in practice, the word corrosion is mainly used in Conjunction with metallic materials. Why do metals corrode? Apart … Read more
The State of Assam comprised of two valleys namely the Brahmaputra and Barak Valley. The flood prone area of the state is 31,500.00 Sq Km as assessed by the Rastriya Barh Ayog which is about 39.58 % of the total land area of Assam. This is about 9.40% of total flood prone area of … Read more
Main Issues In national priority setting, the following recurring and emerging issues for sustainable agricultural development and POVERTY alleviation must be considered: Population pressure and demographic transition; Resource base degradation and water scarcity; Investment in agriculture, structural adjustment and impact on the poor; Globalization-3/”>Globalization and implication on the poor; Modern science and technology and support … Read more
Relief and Structure of Himachal Pradesh The area covered by Himachal Pradesh lies in most complicated geological regions of Outer or sub-Himalayan zone, Lower Himalayan zone, Higher Himalayan zone, Tethys Himalayan zone. The highest relative relief (more than 5,100 m) is found in the eastern part of the state, covering the western part of Kinnaur, … Read more
Environmental problems related to INFRASTRUCTURE-development/”>Infrastructure Development Infrastructure is essential for increasing economic progress and reducing POVERTY. The choices made in the type and scale of infrastructure Investment also have major implications for environmental sustainability. Land New infrastructure typically involves land use change and the selection of the site and its proximity to human … 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
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
Environmental problems related to INFRASTRUCTURE-development/”>Infrastructure Development Infrastructure is essential for increasing economic progress and reducing POVERTY. The choices made in the type and scale of infrastructure Investment also have major implications for environmental sustainability. Land New infrastructure typically involves land use change and the selection of the site and its proximity to human settlement will … Read more
Environmental problems related to INFRASTRUCTURE-development/”>Infrastructure Development Infrastructure is essential for increasing economic progress and reducing POVERTY. The choices made in the type and scale of infrastructure Investment also have major implications for environmental sustainability. Land New infrastructure typically involves land use change and the selection of the site and its proximity to human settlement will … Read more
Distribution of major natural Resources of World-Water, Soils, Forests in reference to South and South-East Asia Distribution of key Natural Resources across the world (including South Asia and the Indian subcontinent) Natural resources are highly valued because human beings are dependent on them to fulfil their fundamental needs that changes with time. While … Read more