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Environmental Science

Atmosphere, hydrosphere, pollution (air/water/land), remote sensing, population planning.

Syllabus sub-points

Verbatim from the official FPSC syllabus — what an examiner can ask under this topic.

  • Environment: Atmosphere, Hydrosphere (Water Cycle), Biosphere (Major Biomes), Lithosphere (Plate Tectonics)
  • Atmospheric Pollution: COx, NOx, SOx, Ozone, VOCs, Dioxins; Acid Rain, Ozone Depletion, Greenhouse Effect
  • International agreements: Montreal Protocol, Kyoto Protocol
  • Water Pollution: Synthetic Organics, Oxygen-demanding Wastes, Plant Nutrients, Thermal, Heavy Metals; drinking-water standards
  • Land Pollution: Solid waste management and disposal
  • Role of Remote Sensing and GIS in Environmental Science
  • Population Planning

Lessons

  1. 1
    The Four Spheres of the Earth System

    Atmosphere, hydrosphere, lithosphere and biosphere — how they interact, and why understanding them is the starting point for environmental science.

    7 min
  2. 2
    Pollution, Remote Sensing and Population Planning

    How we measure environmental degradation from space, the main pollutants in air, water and land, and the demographic challenge of population planning.

    8 min
Try Yourself
Quiz on Environmental Science
Environmental Science — General Science & Ability CSS Notes · CSS Prepare