Soil Reclamation

 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

Mains Booster-Environmental problems related to infrastructure development

Environmental problems related to 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

Economic Botany

 Economic Botany The land and waters of the earth sustain a vast assemblage of plants upon which all other living forms are directly or indirectly dependent. These autotrophs have the remarkable property of capturing the inexhaustible energy of the sun to synthesise organic compounds which are vital for the existence of all life … Read more

Conventional And Non Conventional Sources Of Energy

 Conventional and Non Conventional Sources of Energy Main Sources of Energy: The sources of energy are of following types: 1. Conventional Sources of Energy: These sources of energy are also called non renewable sources. These sources of energy are in limited quantity except hydro-electric power.  (a) Coal and … Read more

Waste Water Management

 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

Forest Types And Conservation Of Forest And Forest Resources

 Forest- Types and Conservation of Forest and Forest Resources A forest is a complex ecosystem which is predominantly composed of trees, shrubs and is usually a closed canopy. Forests are storehouses of a large variety of life forms such as plants, mammals, birds, insects and reptiles etc. Also the forests have abundant microorganisms … Read more

Disaster Management

 Disaster Management History shows that India is exposed to national disasters. Cyclones, floods, earthquakes, droughts and floods are major threats. About 60 percent of the landmass is prone to earthquakes of various intensities, over 40 million hectares is prone to floods and 68 percent of the area is susceptible to drought. This not … Read more

Soil Conservation Planning On Watershed Basis

 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

Depletion Of Natural Resources

 Depletion of Natural Resources- Metals, Minerals — Conservation Policy All the materials and energy essential for the survival and welfare of living beings including humans-are provided by nature. They are called natural resources. A thing becomes resource only when it is used by humans to perform a function. Man lives in nature and … Read more

Control Of Pests And Disease

 Control of Pests and crop Disease Agriculture is the single largest sector of India that provides the principal means of livelihood for over 58.4% of country’s population. It contributes approximately one-fifth of the total gross domestic product (GDP). Agriculture accounts for about 10% of the total export earnings and provides raw material to … Read more