Notes and Study material for Exams
The rapid Growth of technology, upgradation of technical innovations and a high rate of obsolescence in the electronics Industry have led to one of the fastest growing waste streams in the world which consist of end of life electrical and electronic equipment products. It comprises a whole range of electrical and electronic items such as … Read more
Alternative Energy sources RENEWABLE ENERGY Nuclear Power Reduce the carbon intensity of fossil fuels Energy Efficiency and conservation Transport and urban planning Building design Reforestation and avoid deforestation Eliminating waste methane Geoengineering Greenhouse gas remediation
Excretion:In Plants Excretion, the process by which animals and plants rid themselves of waste products and of the nitrogenous by-products of Metabolism. Through excretion organisms control osmotic pressure—the balance between inorganic ions and water—and maintain acid-base balance. The process thus promotes homeostasis, the constancy of the organism’s internal Environment. Plants have no special organs for … Read more
Solid Waste Management; Types of Solid waste Management; Factors affecting Solid Waste Generation Solid Waste Management Solid waste management is basic public Services which every citizen should have access to, both for
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
UNEP is the principal UN body in the field of the Environment, assisting governments to address global, regional and national environmental challenges. Its mandate was reinforced at the United Nations Conference on Sustainable Development (Rio+20) and through the Rio+20 outcome document “The Future Want” . As a follow up to the Rio+20 Conference, UNEP has … Read more
E — WASTE E-Waste is not hazardous if it is stocked in safe storage or recycled by scientific methods or transported from one place to the other in parts or in totality in the formal sector. The e-waste can be considered hazardous if recycled by primitive methods Survey was carried out by the Central Pollution … Read more
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
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
Sanitation and Water Disposal The seriousness of the challenges associated with urban Water supply and sanitation in India have been recognised in recent times. After decades of neglect, the first national effort to invest in the urban water and sanitation sector commenced in the 1970s, but was accorded considerable priority in the subsequent … Read more