Notes and Study material for Exams
Water Resources Rainfall: With an Average annual rainfall of 1,170 mm, India is one of the wettest countries in the world. At one extreme are areas like Cherrapunji, in the northeast, which is drenched each year with 11,000 mm of rainfall, and at the other extreme are places like Jaisalmer, in the west, which receives … Read more
FACTS SHEET OF RAJASTHAN Rajasthan, with a geographical area of 3.42 lakhsq.kms, is the largest State in the country. the State has beendivided into 7 divisions and 33 districts, comprising295 panchayat samities, 9,891 village panchayats,and 43,264 inhabited villages. As per advance estimates, the Gross StateDomestic Product (GSDP) at current prices isestimated to be … Read more
Drainage: Flow of water through well-defined channels. Network of such channels is called a Drainage System . Drainage basin: An area drained by a river and its tributaries. Watershed: Boundary line separating one drainage basin from other. River basins are larger watersheds. Drainage pattern of an area depends on the geological time period, nature and … Read more
The Silent Killer: Understanding the Characteristics of Acid Rain Acid rain, a term often used to describe any form of precipitation with a pH lower than 5.6, is a significant environmental issue with far-reaching consequences. While the term “rain” is used, acid rain encompasses all forms of precipitation, including snow, sleet, and fog, that are … Read more
What is acid rain? Acid rain is a form of precipitation that is highly acidic, meaning that it has a low pH. The pH scale ranges from 0 to 14, with 7 being neutral. Anything below 7 is considered acidic, and anything above 7 is considered alkaline. The pH of normal rain is about 5.6, … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Water cycle, also called hydrologic cycle, cycle that involves the continuous circulation of water in the Earth-Atmosphere system. Of the many processes involved in the water cycle, the most important are Evaporation, Transpiration, condensation, Precipitation, and runoff. Although the total amount of water within the cycle … Read more
Water is a prime natural resource, a basic human need and a precious national asset. Planning, development and management of water Resources need to be governed by national perspectives. India accounts for about 2.45 per cent of world’s surface area, 4 per cent of the world’s Water Resources and about 16 per cent of … Read more
Broad Physical Feature: Mountains, Plateaus, Plains, Lakes and Glaciers:- Landforms are the natural features and shapes existent on the face of the earth. Landforms possess many different physical characteristics and are spread out throughout the planet. Together, landforms constitute a specific terrain and their physical arrangement in the landscape forms what is termed as … Read more
Natural Sites – UNESCO’S List of World Heritage Sites The United Nations Educational, Scientific and Cultural Organization (UNESCO) is a specialized agency of the United Nations that promotes international collaboration among its 193 Member States. UNESCO’s mandate encompasses education, science, culture, and communication. One of UNESCO’s most important programs is the World Heritage List, which … Read more
Here is a list of subtopics about the impact of acid rain: Effects on forests Effects on lakes and streams Effects on fish and other aquatic life Effects on buildings and other structures Effects on human health Economic impacts Mitigation strategies International agreements Acid rain is a major environmental problem that has been caused by … Read more