Prepare Prelims 2017-Day-7

Environment: CLIMATE CHANGE  The long-term average of a region’s weather events.  The phrase ‘climate change’ represents a change in the long-term weather patterns  The measurable effects of the continual warming trend.  Usually measured in major shifts in temperature, rainfall, snow, and wind patterns lasting decades or Read More …

Prepare Prelims-2017-Day-5

Environment: BIODIVERSITY  The variability among living organisms from all sources, including terrestrial, marine and other aquatic ecosystems and the ecological complexes of which they are a part;  Includes diversity within species, between species and of ecosystems’. Levels of Biodiversity  Biodiversity is considered to exist at three levels: Read More …

Prepare Prelims 2017-Day-4

Environment: EUTROPHICATION  a syndrome of ecosystem, response to the addition of artificial or natural substances such as nitrates and phosphates through fertilizer, sewage, etc that fertilize the aquatic ecosystem.  The growth of green algae which we see in the lake surface layer is the physical identification of an Read More …

Prepare Prelims-2017- Day-3

Environment: TERRESTRIAL ECOSYSTEMS The interrelations between organisms and environment on the land constitute “Terrestrial Ecology”. The most important limiting factors of the terrestrial ecosystems are moisture and  temperature. TUNDRA The word tundra means a “barren land” since they are found where environmental conditions are very severe. There are two types Read More …

Prepare Prelims 2017-Day-2

Environment: Critical Ecosystem Partnership Fund Critical Ecosystem Partnership Fund (CEPF) is a global program that provides funding and technical assistance to non-governmental organizations and other private sector partners to protect critical ecosystems. They focus on biodiversity hotspots, the Earth’s biologically richest yet most endangered areas. World Wide Fund for Nature The World Wide Read More …

Prepare Prelims 2017-Day-1

Environment ECOLOGY  Defined “as a scientific study of the relationship of the living organisms with each other and with their   environment “ The classical texts of the Vedic period such as the Vedas, the Samhitas, the Brahmanas and the Aranyakas-Upanishads contain many references to ecological concepts The Indian treatise Read More …