Notes and Study material for Exams
Sustainable management of natural Resources Natural Resources are not unlimited and with the human Population increasing at a tremendous rate due to improvement in Health-care, the demand for all resources is increasing at an exponential rate. The management of natural resources requires a long-term perspective so that these will last for the generations … 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
Soil reclamation (Land reclamation) Soil reclamation is the process of improving lands to make them suitable for a more intensive use. Reclamation efforts may be concerned with the improvement of rainfall-deficient areas by Irrigation, the removal of detrimental constituents from salty or alkali lands, the diking and draining of tidal marshes, the smoothing … Read more
Soil conservation planning on watershed basis Watershed development activity was taken up in the country prior to independence in the state of Maharashtra (then Bombay state) as a scarcity relief work during drought years in which contour binding programme for conservation of moisture and control of soil erosion was mostly undertaken, After independence, … Read more
Scientific Water Harvesting What is Water Harvesting It means capturing rain where it falls or capturing the run off in your own village or town. And taking measures to keep that water clean by not allowing polluting activities to take place in the catchment. Therefore, water harvesting can be undertaken through a variety … Read more
Science and economics of Climate change Science of Climate Change The Atmosphere functions as a ‘greenhouse’ and insulates the earth from extremes of temperature. The Greenhouse Effect works in the following manner. Of the incoming short-wave radiation from the sun, one-third is reflected, and the atmosphere, ocean, ice, land, and biota absorb the … Read more
Rain Water Harvesting Water forms the lifeline of any Society. Water is essential for the Environment, Food Security and Sustainable Development. All the known civilizations have flourished with water source as the base and it is true in the present context too. Availability of drinking water and provision of sanitation facilities are the … Read more
Natural Hazards and Natural Disasters A NATURAL HAZARD is a threat of a naturally occurring event will have a negative effect on humans. This negative effect is what we call a natural disaster. In other words when the hazardous threat actually happens and harms humans, we call the event a natural disaster. Natural … Read more
Soil fertility depleted, the rivers polluted and the forests destroyed. The Indian Scenario India constitutes 18 per cent of the world’s Population, 15 per cent of the live stock population and only 2 per cent of the geographic area, one per cent of the forest area and 0.5 per cent of pasture lands. … Read more
Impact of Solid Waste; Recycling and Reuse Health AND ENVIRONMENTAL EFFECTS An effective Solid Waste Management system is necessary to avoid public health disasters, spread of disease by insects and vectors and adverse effect on water and air. Solid waste workers are the most exposed to the risks of parasitic infections and accidents, … Read more