Notes and Study material for Exams
Biogas- principle and process Principle of biogas production Biogas is generated when bacteria degrade biological material in the absence of Oxygen, in a process known as Anaerobic Digestion. Since biogas is a mixture of methane (also known as marsh gas or natural gas, CH4) and carbon dioxide it is a renewable fuel produced from waste … Read more
Energy Efficiency Energy efficiency, means using less energy to provide the same level of energy. It is therefore one method to reduce human greenhouse gas emissions. For example if a house is insulated, less energy is used in heating and cooling to achieve a satisfactory temperature. Another example is installing fluorescent lights or skylights, instead … Read more
Climate Change and Its Effects The term climate refers to the general weather conditions of a place over many years. In the United States, for example, Maine’s climate is cold and snowy in winter while South Florida’s is tropical year-round. Climate Change is a significant variation of Average weather conditions—say, conditions becoming warmer, wetter, or … Read more
Impact of mining on forest and Environment Mining activities, including prospecting, exploration, construction, operation, maintenance, expansion, abandonment, decommissioning and re-purposing of a mine can impact social and environmental systems in a range of positive and negative, and direct and indirect ways. Mining can yield a range of benefits to societies, but it may also cause … Read more
Role of information technology in Environment and human Health Information technology has tremendous potential in the field of environment Education and health as in any other field like business, economics, politics or culture. Development of Internet facilities, Geographic Information System (GIS) and information through satellites has generated a wealth of up-to- date information on various … Read more
Thermal power program of India More than 65% of India’s electricity generation capacity comes from thermal power Plants, with 85% of the country’s thermal power generation being coal-based. The ten biggest thermal power stations operating in India are all coal-fired, with five of them owned and operated by state-run National Thermal Power Corporation (NTPC). Vindhyachal Thermal … Read more
Trends in Food production and consumption in India Production trends agriculture, with its allied sectors, is the largest source of livelihoods in India. 70 percent of its rural households still depend primarily on agriculture for their livelihood, with 82 percent of farmers being small and marginal. In 2017-18, total food grain production was estimated at … Read more
New dimensions of public management NPM is a label that captures a range of reforms inspired by the idea that private sector management techniques and market mechanisms increase public sector efficiency. NPM type reforms include, for example, quantification, the introduction of performance management systems, the increase in the responsibility of public administrators, the introduction of … Read more
Grassland Grassland, area in which the vegetation is dominated by a nearly continuous cover of Grasses. Grasslands occur in environments conducive to the Growth of this plant cover but not to that of taller Plants, particularly trees and shrubs. The factors preventing establishment of such taller, woody vegetation are varied. Grasslands are one of the … Read more
Promotion of Science in Andhra pradesh Andhra Pradesh had taken a Leadership position in the promotion and development of science and Technology. The Growth was propelled by the availability of rich talent pool, lower cost of operations and in some measure due to the innovative policies of the Government. iHub (The intelligent hub) The … Read more