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Sample Classification & Division Essay on Renewable Energy

Below is a sample outline and a well-developed combined classification and division essay in APA 7th ed. on the topic: “Types of Renewable Energy Sources.” This sample is intended to help students write better essays.

Combined Classification and Division Essay

Combined Classification & Division Essay Outline

  1. Introduction
    • Introduction to the growing importance of renewable energy in addressing environmental concerns and energy needs.
    • Clear thesis statement: “This essay will classify renewable energy sources into categories and further divide each category to explore the diversity, advantages, and applications of these sustainable energy alternatives.”
  2. Body Paragraphs: Each body paragraph will focus on a specific category of renewable energy sources. Here’s the outline for the body paragraphs:
    1. Solar Energy
      • Classification of solar energy as a primary renewable energy source.
      • Division into two subcategories: photovoltaic (PV) solar and solar thermal.
      • Exploration of PV solar’s use of solar panels to convert sunlight into electricity.
      • Examination of solar thermal’s utilization of sunlight for heating purposes.
    2. Wind Energy
      • Classification of wind energy as another primary renewable energy source.
      • Division into onshore and offshore wind farms.
      • Discussion of onshore wind farms’ land-based turbines.
      • Exploration of offshore wind farms’ use of wind turbines in bodies of water.
    3. Hydropower
      • Classification of hydropower as a renewable energy source harnessed from water.
      • Division into two subcategories: conventional hydropower and small-scale hydropower.
      • Explanation of conventional hydropower’s large dams and electricity generation.
      • Discussion of small-scale hydropower’s use in smaller, local applications.
    4. Biomass Energy
      • Classification of biomass energy as a renewable source derived from organic materials.
      • Division into two subcategories: biofuels and biopower.
      • Examination of biofuels like ethanol and biodiesel in transportation.
      • Exploration of biopower’s generation of electricity from organic materials.
    5. Geothermal Energy
      • Classification of geothermal energy as a renewable source derived from Earth’s internal heat.
      • Division into direct use and geothermal power generation.
      • Discussion of direct use for heating and cooling in residential and commercial buildings.
      • Explanation of geothermal power plants and electricity generation.
  3. Conclusion:
    • Summarize the main points of the essay.
    • Highlight the significance of understanding the diversity of renewable energy sources.
    • Emphasize the role of each category in mitigating climate change and securing a sustainable energy future.

This outline provides a structured format for a combined classification and division essay on the various types of renewable energy sources, allowing for a detailed exploration of each category and its subdivisions.

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