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  2. Indian Certificate of Secondary Education - Wikipedia

    en.wikipedia.org/wiki/Indian_Certificate_of...

    The ICSE Examination is a school examination and the standard of the examination pre-supposes a school course of ten years duration (Classes I-X). The Indian Certificate of Secondary Education Examination will ensure a general education and all candidates are required to enter for six or more subjects and Socially Useful Productive Work (SUPW).

  3. International Geography Olympiad - Wikipedia

    en.wikipedia.org/wiki/International_Geography...

    The International Geography Olympiad (iGeo) is an annual competition for 16- to 19-year-old geography students from all over the world. Students chosen to represent their countries are some of the best, chosen from thousands of students who participate enthusiastically in their own National Geography Olympiads. iGeo tests the abilities of every ...

  4. Civil Services Examination - Wikipedia

    en.wikipedia.org/wiki/Civil_Services_Examination

    This is an accepted version of this page This is the latest accepted revision, reviewed on 17 January 2025. Civil services examination in India This article is about the examination in India. For civil service examinations in general, see civil service entrance examination. This article may need to be rewritten to comply with Wikipedia's quality standards. You can help. The talk page may ...

  5. Transport geography - Wikipedia

    en.wikipedia.org/wiki/Transport_geography

    Therefore, transport geography and economic geography are largely interrelated. At the most basic level, humans move and thus interact with each other by walking, but transportation geography typically studies more complex regional or global systems of transportation that include multiple interconnected modes like public transit , personal cars ...

  6. Water pollution in India - Wikipedia

    en.wikipedia.org/wiki/Water_pollution_in_India

    For context, a water sample with a 5-day BOD between 1 and 2 mg O/L indicates a very clean water, 3 to 8 mg O/L indicates a moderately clean water, 8 to 20 indicates borderline water, and greater than 20 mg O/L indicates ecologically unsafe, polluted water. The levels of BOD are severe near the cities and major towns.

  7. Ellen Churchill Semple - Wikipedia

    en.wikipedia.org/wiki/Ellen_Churchill_Semple

    Ellen Churchill Semple (January 8, 1863 – May 8, 1932) was an American geographer and the first female president of the Association of American Geographers.She contributed significantly to the early development of the discipline of geography in the United States, particularly studies of human geography.

  8. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    The major components such as kitchen waste, paper and rubber & plastics in different eastern coastal cities have fluctuation in the range of 52.8–65.3%, 3.5–11.9%, and 9.9–19.1%, respectively. Treatment rate of consumption waste is up to 99% with a sum of 52% landfill, 45% incineration, and 3% composting technologies, indicating that ...

  9. Soil fertility - Wikipedia

    en.wikipedia.org/wiki/Soil_fertility

    Bioavailable phosphorus (available to soil life) is the element in soil that is most often lacking. Nitrogen and potassium are also needed in substantial amounts. For this reason these three elements are always identified on a commercial fertilizer analysis.