Question

 

Describe the classification of energy resources as per its nature, availability and storing capacity.

06 Mar 2026
Answer :
Word Count : 1031
Energy resources are the fundamental basis of modern society, driving industrial, residential, and commercial activities. Understanding their classification helps in efficient planning, utilization, and conservation. Energy resources can broadly be categorized based on their nature, availability, and storing capacity, each of which provides insight into their usability, renewability, and sustainability. Based on nature, energy resources are classified into renewable and non-renewable sources. Renewable energy resources are those that can naturally replenish over time and are sustainable in the long term. They include solar, wind, hydro, geothermal, and biomass energy. Solar energy derives from the sun’s radiation, captured through photovoltaic cells or solar thermal systems. Wind energy relies on the kinetic energy of moving air masses, which is converted into electricity using wind turbines. Hydropower utilizes the potential energy of water stored in reservoirs or flowing rivers to generate electricity, often through turbines. Geothermal energy exploits the heat from the earth’s core to produce steam and electricity, while biomass energy is obtained from organic materials such as agricultural residues, wood, or specially cultivated energy crops. The defining characteristic of renewable energy is its minimal depletion risk and low environmental impact, although it may have intermittency challenges, such as solar energy being unavailable at night or during cloudy periods. On the other hand, non-renewable energy resources are finite and cannot be replenished within a human timeframe once consumed. These include fossil fuels like coal, petroleum, and natural gas, as well as nuclear fuels such as uranium and thorium. Coal is formed from ancient plant matter subjected to geological pressure over millions of years and is predominantly used for electricity generation and industrial processes. Petroleum, derived from decayed organic matter, serves as a fuel for transportation, heating, and industrial applications, whereas natural gas, primarily methane, is used for electricity, heating, and as
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