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Page 1. Shankar IAS Environment and · Biodiversity Notes(New) · Download or. Download. Jump immediately to —Free Study Materials for IAS Preparation - UpscMaterials Navigate to ebooks. Then download pdf. Environment By Shankar IAS Academy – PDF Free Download Environment By to download an engineering e-books, Competitive Study Notes & other Study.
Niche plays an important role in conservation of organisms. Habitat niche - where it lives 2.
Reproductive niche -how and when it reproduces. Tundra- Northern most region adjoining the ice bound poles.
Reptiles and amphibians are almost absent 2. Moderate temperature than tundra. Also known as boreal forest. Tropical rain forest- Tropical areas in the equatorial regions, which is a bound with life.
Temperature and rainfall high. Grassland- North America, Ukraine, etc.
Dominated by grasses. Temperate conditions with rather low rainfall.
Grasses dominate the vegetation. The fauna include large herbivores like bison, antelope, cattle, rodents, prairie dog, wolves, and a rich and diverse array of ground nesting bird 7.
Desert- Continental interiors with very low and sporadic rainfall with low humidity. What are the economic significances of discovery of oil in Arctic Sea and its possible environmental consequences? General Studies 3 Conservation, environmental pollution and degradation, environmental impact assessment. How is it different from any other hydroelectricity project?
What are the consequences of illegal mining? Enumerate the National Water Policy of India. Taking river Ganges as an example, discuss the strategies which may be adopted for river water pollution control and management.
What are the legal provisions for management and handling of hazardous wastes in India? Should the pursuit of carbon credit and clean development mechanism set up under UNFCCC be maintained even through there has been a massive slide in the value of carbon credit?
Drought has been recognized as a disaster in view of its party expense, temporal duration, slow onset and lasting effect on various vulnerable sections. With a focus on the September guidelines from the National disaster management authority, discuss the mechanism for preparedness to deal with the El Nino and La Nina fallouts in India. Environmental impact assessment studies are increasingly undertaken before project is cleared by the government.
Discuss the environmental impacts of coal-fired thermal plants located at Pitheads. To what factors can the recent dramatic fall in equipment costs and tariff of solar energy be attributed? What implications does the trend have for the thermal power producers and the related industry? What quantum leaps can help preserve the river Ganga better than incremental inputs?
Geography Optional Biogeography: Genesis of soils; Classification and distribution of soils; Soil profile; Soil erosion, Degradation and conservation; Factors influencing world distribution of plants and animals; Problems of deforestation and conservation measures; Social forestry; agroforestry; Wild life; Major gene pool centres. Environmental Geography: Principle of ecology; Human ecological adaptations; Influence of man on ecology and environment; Global and regional ecological changes and imbalances; Ecosystem their management and conservation; Environmental degradation, management and conservation; Biodiversity and sustainable development; Environmental policy; Environmental hazards and remedial measures; Environmental education and legislation.
All questions in word limit [ marks questions] Explain the characteristics of ecological succession. Discuss the method of conserving biodiversity for sustainable development. Man-induced famines are becoming more common than nature-induced ones. Discuss an account of the nature of biosphere as an ecosystem.